Question 1

Identify the term that will complete the perfect square trinomial $r^2 - 12r +  \Box$

Accepted Answer

36

Question 2

Identify the term that will complete the perfect square trinomial $x^2 - 6x +  \Box$

Accepted Answer

9

Question 3

Which number completes the perfect square trinomial in the equation $2x^2 - 6x = 3$

Accepted Answer

$\frac{9}{4}$

Answer

9

Answer

4

Answer

3

Question 4

What is the solution to the equation $2x^2 - 6x = 8$

Accepted Answer

{-1, 4}

Answer

{-3, -2}

Answer

{-4, 1}

Answer

{3, 2}

Question 5

What should be the first step in solving $x^2 + 2(x - 4) = 0 $ using the method of completing the square?

Accepted Answer

Simplify 2(x - 4)

Answer

Factor $x^2 + 2(x - 4) $

Answer

divide the equation by 2

Answer

Add 4 to both sides of the equation

Question 6

Which of the following is the solution set of $x^2 + 2(x - 4) = 0 $

Accepted Answer

{-4, 2}

Answer

{4, 2}

Answer

{4, -2}

Answer

{-4, -2}

Question 7

What number completes the perfect square trinomial in the equation $x^2 - 8x = 0$

Accepted Answer

16

Question 8

What kind of numbers are the solutions to $x^2 + 4(x - 5) = 0 $

Accepted Answer

irrational

Answer

whole numbers

Answer

rational

Answer

inetegers

Question 9

The quadratic formula can be used to solve any quadratic equation

Accepted Answer

true

Answer

false

Question 10

The value of  $a$  in the equation $2x - 3 =x^2$ is 2

Accepted Answer

false

Answer

true

Question 11

The equation $x^2 - 8x = 0$ cannot be solved using quadratic formula because there is no value of $c$.

Accepted Answer

false

Answer

true

Question 12

The solution set of $x^2 - 8x = 0$ is {8, 0}

Accepted Answer

true

Answer

false

Question 13

What are the values of $a$ , $b$, and $c$ in the equation $y^2 - 8y = 9$

Accepted Answer

a= 1, b= -8, c= -9

Answer

a= -1, b=-8, c= -9

Answer

a= 1 ,b= -8 , c  9

Answer

a= 1, b = 8, c = -9

Question 14

Which is the solution set of the equation $y^2 - 8y = 9$

Accepted Answer

{-1, 9}

Answer

{1, -9}

Answer

{-1, -9}

Answer

{1, 9}

Question 15

What kind of numbers are the solution to the equation $x^2-4x = 5$

Accepted Answer

integers

Answer

irrational

Answer

imaginary

Answer

whole

Question 16

If the discriminant is greater than zero, then the roots are real numbers.

Accepted Answer

true

Answer

false

Question 17

What is the product of the roots of $x^2 - 8x = 20$

Accepted Answer

-20

Question 18

What is the sum of the roots of $x^2 - 7x + 6= 0$

Accepted Answer

7

Question 19

In the equation $x^2 - 14x + 49 = 0$, the discriminant is equal to zero.

Accepted Answer

true

Answer

false

Question 20

What is the name of your math teacher in Grade 9?WRITE YOUR ANSWER IN CAPITAL LETTERS. ex JUAN DELA  CRUZ

Accepted Answer

Rodester Duerme

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