Review Game

Which of the following quadratic

equations is incomplete?

• x^2-25x-10=0

• (x+1)(x)=8

• (x+1)(x-1)=0

• x^2=25-2x

Which of the following

equations in standard form?

• x^2-25x-10=0

• (x+1)(x)=8

• (x+1)(x^2 )=0

• x^2=25

What are the values of a, b, and c in the

quadratic equation 2x(x+3)-12=0?

• a=2, b=-12, c=6

• a=2, b=6, c=-12

• a=6, b=2, c=-12

• a=-2, b=6, c=-12

What do you call to number 5 in

the equation x^2+5x+8=0?

• coefficient

• constant

• exponent

• variable

How many solution does the

quadratic equation x^2-49=0 have?

• 0

• 1

• 2

• 3

Which of the following quadratic equations

may be solved more appropriately

by extraction of roots?

• x^2-2x+1=0

• x^2-64=0

• 2x^2+2x=4

• (x-1)(x+5)=0

How many real roots does √(-9) have?

• zero

• one

• two

• no real roots/imaginary roots

If the student finds x=-3i is one solution

to a quadratic equation, what is the other?

• 5

• -2i

• 3i

• 0

What are the solutions to this equation?

(x-5)(x-1)=0

• x=5

• x=-1

• x=5, 1

• both A and B

One of the roots of (x-3)^2=81 is 12.

What is the other root?

• -7

• -2

• -6

• 1