Answer:
my bad
Step-by-step explanation:
22% since 100-78 is 22 so that is the percentage of numbers between 78 and 100
Answer:
D) (5x - 3) (25x^2+ 15x + 9)
Step-by-step explanation:

3x+3-x+(-7)>6
combine like terms on left side
2x-4>6
add 4 to both sides 2x>10
x=10/2 = 5
x>5
Answer:
F(x)=2x^2
Step-by-step explanation:
Basically, a quadratic function has x^2 in it (standard form ax^2+bx+c with non-zero a). The others have x^3, -x, x^4, etc., which clearly are NOT x^2.