4. simplify the expression:
7x2 - 6+4x + 7 - 5x2 + x
a. 2x2 + 5x +1
b. 2x² + 4x +1
c. 12x² + 5x + 1
d. 12x² + 4x +1

Which expression is factored form? x^2+14x+48 a) (x-8)(x-6) b) (x+6)(x-8) c) (x+8)(x-6) d) (x+6)(x+8)

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?