mohamed96ashmar

Q1) Expand and simplify the following :
a)3X(5+2X) e)(x+3)²

b) (X-2) (X+2)

c)(X-4) (2X-7)

d)(X-9)²

1. Please help me thank you

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1. Expand and simplify the following (FOIL) 

(x+1)(x+3)

(x−4)(2x+1)

(3x+2)2

Your best submission for each question part is used for your score. 

 

1B. Find if   = and .

F varies directly with m m and inversely with the square of d . If F=120 when m=120 and d=2 , find F when m=320 and d=4 .

If , then  

A.  

B. 1

C. 2

D. 4

E. 5

Find an equation of the line _____

(-7,-9) and (-2,-6)

The equation of the line is _____

Find the least common multiple of these two expressions:

20w⁷x³ and 8v⁵w⁸x⁴

Functions

If p is 40% of q, then q is what percent of p?

q/13-q/14

Use the given conditions to write an equation for the line.

Passing through (9,-5) and the perpendicular to the line whose equation is

x-5y-8=0

The equation of the line is?

Derivative of x^4

Solve the system of equations and give a geometrical interpretation of the result.
x + y + z = 6
2x + y − 3z = -5
4x − 5y + z = −3

Which choice is an approximate linear equation to represent the data within the graph?

A. y = 10x + 70

B. y = 4x + 55

C. y = 10x + 30

D. y = 4x + 15

What is the Y-intercept of the line below?

A. -1/2

B. -3/4

C. -2/3

D. -1

Find the equation of the graph.

A. Y =2/7x -10/7

B. Y = -2/7x - 10/7

C. Y = -7/2x - 10/7

D. Y = 7/2x +10/7

Find the order pair that is the solution to the system of equations?

Y = -3x + 5

5x - 4y = -3

A. (2, -1)

B. (0, 5)

C. (1, 2)

D. (2, 0)

Find the equation which represents the graph.

A. X = 4

B. Y = 4

C. Y = 4x

D. X = 4y

The two triangles are congruent. Find the value/measurement of Y. Explain your reasoning behind your answer.

A. 58.

B. 59.

C. 63.

D. 68.

The lines I and M are parallel. What is the measurement/value of W? Explain your answer.

A. 35.

B. 65.

C. 70.

D. 110.

Square root of 4 and describe how to get it

Describe how you could use inverse operations to solve the equation  .

Solve for v

(v-3)/2 = 4/3

find n:

1/31.2 = (n-1)*(1/13)

Let q(x)=2-x^2

1. q(r)=2-r^2

2. q(r-5)=

3. q(r)-q(5)

multiply (q-m) (q+m)

please help me with this problem

Find the angle of < ROQ.(Diagram shown above)