b. a=1; b=0; C=-40
7. In the equation 5x2-4=0, what are the values of a, b, and c?
a. a=5; b=2; c=0
c. a=5; b=0; c=-4
b. a=5; b=4; c=0
d. a=5; b=1; c=-4
8. In the equation 5x2+86-4=0, what are the values of a, b, and c?
a, a=-5; b=8; c=-4
c. a=-5; b=-8; c=4
b. a=5; b=8; c=4
d. a=5; b=8; c=4
9. In the quadratic equation 3x2-15%-25=0, which is the constant term?
a. X
C.25
x2
b. 3x2
d. -25
10. In the quadratic equation 3x2-15x-25=0, which is the linear term?
a. 3x
c. 15x
b. - 15x
d. -15
11. Express (y+2)2+8=0 in standard form.
a. y?+4y+12=0
c. y2 +4y-12=0
b. y2-4y+12=0
d. y2-4y-12=0
12. Which of the following is the standard form of quadratic equations?
a. 3x2+2y-x=0
c. 7x2+2x2+10=0
b. 4x2+x+5==0
d. 8x2+2x-3<0
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