sowe using the Identitie
a) (6+5x)²
b) 8-2x) ?
C) 252² - 364²
d) x + 2) (42-3)​

Answers

Answer 1
a) 25x² + 60x + 36
b) 4x² - 32x + 64
c) - 68992
d) 39x + 78

Related Questions

Helpppppppppppppppppp is this right

Answers

Answer:

The first one is B and the second one is correct

Step-by-step explanation:

Answer:

I think 1 is actually B and 2 is right -Your friend, Bill Cipher

Step-by-step explanation:

7th grade please solve the problem above. Write a paragraph explaining how you found the solution you must include each step for solving please!!! ​

Answers

Answer:

x=0

Step-by-step explanation:

You must isolate the variable to solve for it, so subtracting 14 from the left is the first thing to do. This can be supported by using PEMDAS, whereas we are doing the inverse here to solve for something in the equation. This gives us 2x=0. Next, we have to divide by 2, which gives us x=0.

Calculate the area of the window using dimensions given in part A. Show your work and explain your reasoning

Answers

Answer:

(15.2 + 11.2) × (8.4 ÷ 2) = 110.88

Step-by-step explanation:

Hope this helps you! <3

Why did the North allow the Constitution to protect slavery?

Answers

Answer:

hope helps

Step-by-step explanation:

The Constitution gave the federal government the power to put down domestic rebellions, including slave insurrections. The framers of the Constitution believed that concessions on slavery were the price for the support of southern delegates for a strong central government.

Answer:

The North allowed the constitution to protect slavery because they belived that slavery was an unhuamne thing although all their production for industrialization did come from the south where the slaves worked on them.

Step-by-step explanation:

Find the area of the circle to the nearest hundredths ( Use 3.14 for pi) (4cm)

Answers

Answer: 50.24 cm²

Step-by-step explanation:

ASSUMING THE RADIUS OF THE CIRCLE IS THE 4 CM

The formula for the area of a circle is pi(3.14) * r(4)^2

[tex]3.14*4^2[/tex]

[tex]3.14*16[/tex]

[tex]50.24[/tex]

Hope it helps <3 :D

On a windless day In Janurafy, Carl ties 300 helium filled balloons to his lawn chair 80ft from his 20ft tall house, and begins a vergical ascent into the sky. Hos high is carl when the angle lf depression from carl to the top of his house is 42°

Answers

Answer:

The answer is below

Step-by-step explanation:

θ = 90° - 42° = 48°

The angle formed is a right angled triangle, therefore trigonometric identities can be used to find the length of the triangle sides.

tan(θ) = opposite / adjacent

tan(48) = 80 / h

h = 80 / tan(48)

h = 72.03 ft

h is the vertical distance from carl to the top of his house, to get his total height to the ground (H), we use:

H = h + height of house

H = 72.03 + 20

H = 92.03 ft

Therefore Carl is 92.03 ft high

Does anyone know the bottom one ?

Answers

Answer:

I think it is 54 .

Step-by-step explanation:

50 + 50= 100

45+45 = 90

27 + 27 =5 4

which statements are true about rectangle ABCD?​

Answers

All of them are true

Answer:

the answer will be B and D

Step-by-step explanation:

What are the domain and range of the function on the
graph?

Answers

C is your answer by the way

What is the probability of NOT choosing a 4?

Answers

9/16

7 of the squares are 4 so we just substract that from the total of 16 and we get 9

Write an equation in point-slope form of the line that passes through the given points, then write the equation in slope-intercept form
(-3,5). (3.3)

Answers

Answer:4/3 i think

Step-by-step explanation:

Answer:

Point-slope form:

[tex]\displaystyle y-3=-\frac{1}{3}(x-3)[/tex]

Slope-intercept form:

[tex]\displaystyle y=-\frac{1}{3}x+4[/tex]

Step-by-step explanation:

We want the equation in point-slope form and slope-intercept form that passes through the points (-3, 5) and (3, 3).

First, we will find the slope between the two points. By the slope formula:

[tex]\displaystyle m=\frac{5-3}{-3-3}=\frac{2}{-6}=-\frac{1}{3}[/tex]

Point-slope form is given by:

[tex]\displaystyle y-y_1=m(x-x_1)[/tex]

We can choose either point. I'm going to let (3, 3) be (x₁, y₁). The slope m is -1/3. Therefore:

[tex]\displaystyle y-3=-\frac{1}{3}(x-3)[/tex]

Is the point-slope form*.

To find the slope-intercept form, we simply need to isolate y. Distribute:

[tex]\displaystyle y-3=-\frac{1}{3}x+1[/tex]

Adding 3 to both sides yields:

[tex]\displaystyle y=-\frac{1}{3}x+4[/tex]

This is slope-intercept form.

*If you use the other point, the point-slope form will be:

[tex]\displaystyle y-5=-\frac{1}{3}(x+3)[/tex]

Find an expression which represents the difference when (6x-3y) is subtracted from (9x+2y) in simplest terms.

Answers

Answer:

[tex]3x+5y[/tex]

Step-by-step explanation:

Subtract (6x-3y) from (9x+2y):

[tex](9x+2y)-(6x-3y)[/tex]

This can also be seen as:

[tex](9x+2y)-1(6x-3y)[/tex]

Distribute the -1 to (6x-3y):

[tex](9x+2y)-1(6x)-1(-3y)\\\\(9x+2y)-6x+3y[/tex]

Simplify the parentheses:

[tex]9x+2y-6x+3y[/tex]

Group like terms:

[tex](9x-6x)+(2y+3y)[/tex]

Combine:

[tex]3x+5y[/tex]

This expression can't be further simplified. Therefore, 3x+5y is the answer.

:Done

8 pomegranates cost $20.24.
How many full pomegranates can you buy for $50?

plz help

Answers

Answer:

19.76

Step-by-step explanation:

8/20.24=x/50

cross product

20.24*x=8*50

20.24x=400

x=400/20.24

x=19.76


The ratio of boys to girls in a class is 7:5. There are 36 students in the class. How many students are girls?

Answers

Answer:

15 students are girls

Step-by-step explanation:

7+5=12

36÷12=3

3x5=15

15 sorry if I’m late to answer

6 times a number is equivalent to 28 less than 2 times the number. What is the number

Answers

Answer:

Step-by-step explanation:

2x+28<=6x

28<=4x

7<=x

The number is -7

6x = 2x - 28
4x = -28
x = -7

Can somebody give the answer pls

Answers

Answer: OOO I KNOW THE FOURTH ONE

Step-by-step explanation: y^2  +  z^2 = x^2

Answer:

D

Step-by-step explanation:

According to the Pythagorean's theorem, in a right triangle, the sum of the adjacent side squared and opposite side squared is equal to the hypotenuse squared in other words

[tex]y^{2} + z^{2} = x^{2}[/tex]

please i need help
and I need to have work
ds here so I guease this ends a conversation please help ​

Answers

Answer:

Step-by-step explanation:

9 is 4a + 6b - 3c

10 is 2x(small 2) - 6 + 5x

11 is 5 - 2d

12 is - 3x

13 is - a - b

14 is 7c + 9d

15 is 4x(small 2) + 9x - 16

16 is 12y -14

17 is 2a(small 2) + 3ab

I hope I got them all correct. If I got any wrong, feel free to tell me so I can check my work. : )

1. Mang Isko bought 30 kilograms of organic fertilizer for P738 at 12% discount
What was the original price?​

Answers

Answer:

the original price of organic fertilizer was P839

Step-by-step explanation:

to get the 738 of 12% is

839

x. 12

_______

+ 1678

839

________

100.68

839

- 100.68

_________

738.32

PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ HELP ME ASAP

Answers

Answer:

156 dollars

Step-by-step explanation:

4x^5+2x^4+2x^3+4
I NEED HELP FACTORING THIS PLACE

Answers

Answer:

2(x+1)x(2x^4-x^3+2x^2-2x+2)

Step-by-step explanation:

Use the app that named Photomath can help you solve this kind of problem easily!

I am using it for factoring questions too!

Solve the system by graphing
6x – 9 = y
y = -3x

i can graph but how do you solve it

Answers

Answer:

I love algebra anyways

The ans is in the picture with the  steps how i got it

(hope this helps can i plz have brainlist :D hehe)

Step-by-step explanation:

Tax of northglenn city is calculated at 6.5%. Carlos is at a convenience store with his mom and needs to convert the percent the percent to a decimal to input it on his calculator. What decimal number should he use?

Answers

I think it’s 0.065 hope that helps

Heng tried to define a reflection across line r.

Any point M not on the line of reflection maps to a point M' such that the midpoint L of M→M' is on line r.

Which counterexample shows that Heng's definition does not fully define a reflection?

Answers

The counterexample shows that Heng's definition does not fully define a reflection is Heny fully defined a reflection. Option D

How to determine the counterexample

Consider the counterexample in which point M is above line r and the line itself is a vertical line.

Assume M is located at (0, 2) and that line r is the x = 1 line. Heng's definition states that point M', which has a midpoint L that is on line r, should reflect point M across line r.

However, point M' at (-1, 2) would be the reflection of point M across line r, which does not meet the requirement that the midpoint L lies on line r. Therefore, in this counterexample, Heng's definition does not adequately characterize a reflection.

Learn more about reflection at: https://brainly.com/question/1908648

#SPJ1

What is the slope (15, 8), (-17, 9)

Answers

Answer:

m = -1/32

Step-by-step explanation:

A car was traveling at a rate of 2 2/3 yards in 3/4 of a minute. How far is is going each minute?​

Answers

i have no idea i’m sorry

Point D is the centroid of Triangle ABC. Find CD and CE.
DE = 9

Answers

Given:

Point D is the centroid of Triangle ABC and DE = 9.

To find:

The measures of CD and CE.

Solution:

We know that, centroid is the intersection of medians and it divides each median in 2:1.

In triangle ABC, CE is a meaning and centroid D divided CE in 2:1. So,

Let the measures of CD and DE are 2x and x respectively.

DE = 9                (Given)

[tex]x=9[/tex]

Now,

[tex]CD=2x[/tex]

[tex]CD=2(9)[/tex]

[tex]CD=18[/tex]

And,

[tex]CE=CD+DE[/tex]

[tex]CE=18+9[/tex]

[tex]CE=27[/tex]

Therefore, the measure of CD is 18 units and the measure of CE is 27 units.

The measure of CD and CE are 18 and 27 respectively

From the given diagram, the following are true:

CD = 2DE

Given that DE = 9

CD = 2(9)

CD = 18

Similarly;

CE = CD + DE

CE = 18 + 9

CE = 27

Hence the measure of CD and CE are 18 and 27 respectively

Learn more on centroid here: https://brainly.com/question/25845737

please with full explanation​ please it's urgent

Answers

Answer:

u have some very good handwriting

Ethan and Bob are having a skateboard race. Ethan began at the starting line
and rode at a constant rate of two feet per second. Bob had a fourteen-foot
head start and rode three feet every five seconds.
What's is the linear equation

Answers

Answer:

aa

Step-by-step explanation:

aa

Solve systems using substitution PLEASE

Answers

x=5. y=35.

To solve, substitute the 7x into the equation for y. Solve. You get x=5. Then put that into your first equation. Solve. You get y=35. Hope that helps!!

Color of socks
Number of socks
white
8
black
7
blue
2
brown
3

From the table, the ratio of white socks to brown socks is
Select two ratios equivalent to the ratio of white socks to brown socks.
32
A.13
B.15
41
C.32
12
D.40
15

Answers

Answer:

D.40:15 are equivalent to the ration of white socks to brown sock which is 8:3

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