1) a) Factorize: G(x) = (x+5)2 – 3x(x+5).
b) Solve G(x) = 0.
2) In the adjacent figure ABCD is a square:
a) Express the area of the square and the area
of triangle AEB in terms of x.
b) Calculate x so that the area of the square is equal
to 6 times the area of triangle AEB.​

1) A) Factorize: G(x) = (x+5)2 3x(x+5).b) Solve G(x) = 0.2) In The Adjacent Figure ABCD Is A Square:a)

Answers

Answer 1

Answer:

In bold.

Step-by-step explanation:

a.  (x+5)^2 – 3x(x+5)     x+5 is common

= (x + 5)(x + 5 - 3x)

= (x + 5)(5 - 2x)

b.  (x + 5)(5 - 2x) = 0

x = -5, 2.5.

2a.   Area of the square = (x + 5)^2

Area of triangle AEB

= 1/2 * base * height  

I am assuming that  H is the centre of AB , so

Area = x*x

= x^2.

2b

6x^2 = (x + 5)^2

6x^2 = x^2 + 10x + 25

5x^2 - 10x - 25 = 0

x^2 - 2x - 5 = 0

x = [-(-2) +/- sqrt(2^2 - 4*1*-5)] / 2

x = -1.45, 3.45.

 (we ignore the negative).


Related Questions

if 25% of a sum is Rs 2500. what is the 20% of the sum?​

Answers

Answer:

25/100x=2500

x=250000/25

x= 10000

20/100×10000=y

2000

Consider quadrilateral ABCD and point in the figure below.
Graph r(135 degrees,E) (ABCD). Which graph (next page) shows the pre-image ABCD and the image A'B'C'D'?

Answers

Answer:   Its A

Step-by-step explanation: I just took this test plz mark brainlist

Determine the DOMAIN and RANGE from the graph

Answers

Given:

The graph of a function.

To find:

The domain and range of the function.

Solution:

We have, the graph of a function and we need to find the domain and range of the function.

We know that, domain is the set of input values (x-values) and range is the set of output values (y-values).

From the given graph it is clear that function is defined for all values of x except x=0 because as x tends to 0 the function tends to negative or positive infinite. So, domain can be any real number except 0.

[tex]Domain=R-\{0\}[/tex]

[tex]Domain=(-\infty,0)\cup (0,\infty)[/tex]

From the given graph it is clear that the value of function can be any real number except y=0. So, range can be any real number except 0.

[tex]Range=R-\{0\}[/tex]

[tex]Range=(-\infty,0)\cup (0,\infty)[/tex]

Therefore, the correct option is B.

I'll give you bransit, if you answer this :]

Answers

Answer:

look below

Step-by-step explanation:

I think the answer is for A 12mm because there is a -3 in the spot and you have 15 mm and for B 17mm because you still have that 15mm but this time you have a +2  

I think this might be the answer I am kind of good at math but I don't really know this one sorry if I get it wrong

Gill had less money than Roddy had
After Roddy spent 40% of his money,
he had $14 less than Gill. How much
money did Gill initially have?

Answers

Answer:

50

Step-by-step explanation:

Answer: the answer is 50

Step-by-step explanation:

through: (-4, -3) and (-3, -2)

Answers

Answer: x + 1

Hope this helps :)

Answer:

x+1

Step-by-step explanation:

I hope you have a merry christmas!

98. What is the sum of the first 27 terms in the arithmetic series 25 +19+13 + ...?​

Answers

Answer:

sum of the first 27 terms = -1431

Step-by-step explanation:

arithmetic series sum of the first n terms formula:

[tex] s_{n} = \frac{n}{2} (2a + (n - 1)d)[/tex]

n = 27 terms

first term, a = 25

common difference, d = 19 - 25 = -6

substitute the values into the formula

[tex] s_{27} = \frac{27}{2} (2(25) + (27 - 1)( - 6))[/tex]

[tex] s_{27} = 13.5(50 + 26( - 6))[/tex]

[tex] s_{27} = 13.5(50 - 156)[/tex]

[tex] s_{27} = 13.5( - 106)[/tex]

[tex]s_{27} = - 1431[/tex]


Winter math packet

Answers

Answer:

32. C

34.C

36. 2

Answer:

32. C, 34. C, 35. C, 36. 2 miles

Step-by-step explanation:

32. C because you can see the ratio is 7:1. There is only one answer that has a ratio of 7:1 which is C

34. C because the ratio of batches of cookies to cooking oil is [tex]1:\frac{2}{3}[/tex] since you want 4 batches of cookies, multiply 4 by [tex]\frac{2}{3}[/tex] to get C

35. C because the ratio of butter to sauce is [tex]\frac{2}{3}:2\frac{1}{2}[/tex] multiply [tex]\frac{2}{3}[/tex] by 4 to get C

36. 2 miles because the ratio of miles to hours is [tex]\frac{1}{2} :\frac{1}{4}[/tex] multiply [tex]\frac{1}{2}[/tex] by 4 to get 2 miles

Can you help me out with this question pls

Answers

B because it’s in order so it. Will make sense if it’s b

What is the solution to the system below?
-4x + 5y = 27
x - 6y = -2

Answers

Answer:

(x,y)=(-8,-1)

Step-by-step explanation:

(2) rearrange

x=-2+6y

-4(-2+6y)+5y=27

8-24y+5y=27

8-19y=27

-19y=19

y=-1

x=-2+6(-1)

x=-2-6

x=-8

Hope this helps :)

PLEASE HELPPP I REALLY NEED IT I DONT UNDERSTAND PART C PLEASE SOMEONE EXPLAIN TO ME AND I WILL GIVE BRAINLEST THANK YOU SM!!!! PLEASE I REALLY DONT UNDERSTAND

Answers

Answer:

Step-by-step explanation:

12 miles is the ride distance

the guy is able to travel at 6 yard per second

Question C asks how many minutes will the trip take

first we have to convert miles to yards....

there are 1760 yards in one mile

12*1760= the total distance to be traveled.. in yards..

21,120 yards

Next we'll figure out the time to travel that distance.. but we're give a rate of travel in seconds...   6  yards every second

so divide the total yards by the seconds.. that are take to travel every second.. in on second he goes 6 yards. so divide the total yards by 6 for each second of travel

21,120 / 6 = 3520 seconds  to go 12 miles  or the 21,120 yards.. it's the same distance in different units

then.. b/c the question is asking for minutes divide the 3,520 seconds by 60.. b/c that's how many seconds are in one minute

3,520 / 60 = 58.6666666666666  minutes  or  58 minutes and 2/3 of one minute.... make sense?

What is the average time it took for the tablet to dissolve in room temperature water?

ANSWER FOR 30 POINTS!!!

Answers

Answer:

It may take 20 to 30 seconds.

Step-by-step explanation: Hope this helped

brainliest?

The average time it took for a tablet to dissolve in water that was 22 °C in temperature was 28.3 seconds.

What is a drug?

Any substance that, when consumed, alters the physiology or psychology of an organism qualifies as a drug.

What are the factors that affect the solubility of drug?

The properties of the API (active pharmaceutical ingredient) such as

solubility, wettability, particle size, surface area, morphology, the formulation's composition hardness, manufacturing process.

To learn more about tablet, pharmaceutical, and physiology here,

https://brainly.com/question/14551883

#SPJ2

A student is standing 20 feet away from the base of a tree. He looks to the top of the tree at a 50 degree angle of elevation. His eyes are 5 feet above the ground. Using cos 50= .64, what is the height of the tree to the nearest foot?

Answers

Answer:

23.84 feet

Step-by-step explanation:

Solving this question above, we using Trigonometric function tangent = Opposite/Adjacent

Opposite side + h = Height of the tree

We are told that:

A student is standing 20 feet away from the base of a tree. He looks to the top of the tree at a 50 degree angle of elevation. His eyes are 5 feet above the ground.

20 feet = Adjacent side = Distance form the tree

tan 50 = (h+5)/20

Cross Multiply

h + 5 = 20 × tan50

h = 20tan50 - 5

h= 18.835071852

h =18.84

Therefore the height of the tree is calculated as:

18.84+5 feet

=23.84 feet

Answer:

24 feet

Step-by-step explanation:

EZ

Find the equation of the line perpendicular to y = -4x + 3 that also interacts the point (8,1)

Answers

Answer:

The answer is "[tex]y = \frac{1}{4}(x-4)[/tex]".

Step-by-step explanation:

Given:

[tex]Line = y= -4x+3 \\ \\point= (8,1)[/tex]

The formula for the standard Equation of a line:

[tex]\to y= mx +c[/tex]

compare the above line value:

[tex]m= -4\\\\c= 3[/tex]

When a line is perpendicular so, the m value is: [tex]= \frac{1}{4}[/tex]

[tex]\to m_1 \times \m_2 = -1\\\\\to -4 \times m_2= -1\\\\\to m_2 = \frac{-1}{-4}\\\\\to m_2= \frac{1}{4}[/tex]

Line equation when one point and m is given:

[tex]\to (y-y_1) = m (x- x_1)\\\\\to (y-1) = \frac{1}{4}(x- 8)\\\\\to 4y-4 = x- 8\\\\\to 4y = x-8+4\\\\\to 4y = x-4\\\\\to y = \frac{1}{4}(x-4)\\[/tex]

Judy wants to buy juice boxes at the lowest unit rate. Which is the best
buy?
(A) a single juice box for $1.00
(B) a package of 3 juice boxes for $3.00
(C) package of 6 juice boxes for $5.46
(D) a package of 10 juice boxes for $9.20

Answers

C would be the lowest cost at 91 cents per juice box

Answer:

i think it is d, the pack of 10

Step-by-step explanation:

every juice box is 1 dollar, so the pack of 6, has one box at 46 cents, and the box of 10, has one box at the price of 20 cent

buying a 6 pack, and 4 one packs, will give you ten, but a bit more expensive. hope it helped!

Answer plz I will give correct answer as brainliest

Answers

Answer:

It is a triangle

Step-by-step explanation:

This is called Triangle Inequality. We can use its theorem to identify whether these three sides work or not.  The Theorem states, "the sum of the smallest lengths of any two sides must be greater than or equal to the length of the remaining side." If we look at the sides, 11,4,7, we can conclude that these are applicable sides for a triangle because the sum of the two smallest lengths, 4 and 7, are the same value as 11. Therefore, these measurements are a triangle.

The two boxes shown are cuboids.

Work out how many of the smaller boxes you would need to completely fill the larger one.

Answers

Answer:

250 smaller cuboids

Step-by-step explanation:

Given

Small and Big cuboids

Required

Number of smaller cuboids in the big one

To do this, we calculate the volume of both cuboids.

[tex]Volume = Length * Width * Height[/tex]

For the small cuboid

[tex]V_1 = 10cm * 3cm * 4cm[/tex]

[tex]V_1 = 120cm^3[/tex]

For the big cuboid

[tex]V_2 = 50cm * 30cm * 20cm[/tex]

[tex]V_2 = 30000cm^3[/tex]

The number of small in big is then calculated by diving the volumes

[tex]Number = \frac{V_2}{V_1}[/tex]

[tex]Number = \frac{30000cm^3}{120cm^3}[/tex]

[tex]Number = \frac{30000}{120}[/tex]

[tex]Number = 250[/tex]

Hence, there are 250 small cuboids in the large one

Which statement about conduction is true?

1.Conduction uses electromagnetic waves.

2.Conduction transfers energy from one particle to another.

3.Conduction produces currents in a heated pot of water.

Answers

Answer:

statement 2, conduction is the transfer of heat through direct contact

How many candles did Cassie sell?

Answers

Answer:

it is 25

Step-by-step explanation:

The area of a square is 36cm what is the length of one side?

Answers

Answer:

6cm

Step-by-step explanation:

The area of a square is s^2, where s is the length of one side.

s^2 = 36cm^2

s = [tex]\sqrt{36\\}[/tex]cm

s = 6cm

Answer:

Step-by-step explanation:

Area of square = 36 cm²

      Side² = 36

Take square root,

√side² = √36 = √6*6

side = 6 cm

Joan kicked a soccer ball. The height of the ball, h, in metres, can be modelled by h =-1.2x^2 + 6x , where x is the horizontal distance, in metres, from where she kicked the ball.

Answers

Answer:

7.5m

Step-by-step explanation:

Since we are not asked what to look for we can find the maximum height reached by the ball

The ball reaches its maximum height when dh/dx = 0

dh/dx = -2.4x + 6

0 = -2.4x + 6

2.4x = 6

x = 6/2.4

x = 2.5

Get the max height

Recall:

h =-1.2x^2 + 6x ,

h(2.5) = -1.2(2.5)^2 + 6(2.5)

h(2.5) = -1.2(6.25)+15

h(2.5) = -7.5 + 15

h = 7.5

Hence the maximum height reached by the ball is 7.5m

HELP ASAP PLEASE THIS QUESTION IS ABOUT FUNCTIONS SO IF U KNOW HOW TO DO FUNCTIONS PLEASE HELP I HAVE ASKED THIS LIKE MAYBE 4 TIMESSSSS :(
ALSO DONT PUT A RANDOM ANSWER AND TAKE THE POINTS I REALLY NEED HELP

Answers

Answer:

Domain: -3<=x<4

Range:-1<=y<-3

(can I get brainliest please)

Answer:

range: [-3,-1) domain: [4,-3); idrk know the second one srry.

Step-by-step explanation:

What is the value of Line GJ?
a
10
b
30
c
1
50

Answers

Answer:

10

Step-by-step explanation:

) Find the distance between the boll
-owing pairs of points
i) (2, 3) and (41)​

Answers

[I took this from the internet, but hope it helps!]

I need help please!!!!!!

Answers

Answer:

uuuhh...

Step-by-step explanation:

Omar needs to solve the problem 2,406 divided by 6. In what place would he put the first digit of the quotient?

Answers

Answer:

The hundreds place

Step-by-step explanation:

If you divide it

it would start out on the 4

Which is the hundreds Place

5. Which term best describes the outcome of flipping a coin as either heads or tails?

Answers

Answer:

It is a fifty v fifty chance so it can be either depends on the height you throw or which side you throw it at

Step-by-step explanation:

5. Twice the sum of a number and -38 amounts to 20. (Hint: needs parentheses)
6. Alex sold his used lawn tractor and accessories for $210. If he received twice as much money for the lawn
tractor as he did for the accessories, find how much money he received for the lawn tractor. Write an
equation. Then solve the equation.
7. The cost of a television with remote control is $649. This amount is $125 more than the cost without remote
control. Find the cost of the television without remote control. Write and equation. Then solve the
equation.

Answers

Answer:

5Twice the sum of a number and -38 amounts to 20. (Hint: needs parentheses)

6. Alex sold his used lawn tractor and accessories for $210. If he received twice as much money for the lawn

tractor as he did for the accessories, find how much money he received for the lawn tractor. Write an

equation. Then solve the equation.

7. The cost of a television with remote control is $649. This amount is $125 more than the cost without remote

control. Find the cost of the television without remote control. Write and equation. Then solve the

equation.

The values from the given situations are required.

The number is 48.

Cost of lawn tractor is $140.

Cost of TV without remote is $387.

Let [tex]x[/tex] be the number

[tex]2(x+(-38))=20\\\Rightarrow x-38=\dfrac{20}{2}\\\Rightarrow x=10+38\\\Rightarrow x=48[/tex]

The number is 48.

[tex]x[/tex] = Cost of lawn tractor

[tex]y[/tex] = Cost of accessories

Cost of lawn tractor is twice of the accessories

[tex]x=2y[/tex]

Total cost of lawn tractor and accessories is $210

[tex]x+y=210\\\Rightarrow 2y+y=210\\\Rightarrow y=\dfrac{210}{3}\\\Rightarrow y=70[/tex]

Cost of lawn tractor is [tex]x=2y=2\times 70=140[/tex]

[tex]x[/tex] = Cost of TV

[tex]y[/tex] = Cost of remote

Cost of TV and remote is $649

Cost is $125 more than the cost without remote control

[tex]x+y=649[/tex]

[tex]x-y=125[/tex]

Adding the equations we get

[tex]2x=649+125\\\Rightarrow x=\dfrac{649+125}{2}\\\Rightarrow x=387[/tex]

Learn more:

https://brainly.com/question/15125547?referrer=searchResults

Help!!! Find the length of X

Answers

Answer:

x=6.5

Hope my answer is helpful to you

divide 3/4 divided ny 2/5​

Answers

Answer:

1.875

Step-by-step explanation:

I used a calculator

Answer:

1.36

Step-by-step explanation:

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