Question

ALGEBRA 1, SEMESTER 2

What are the zeros of the function?

f(x)=2x2+16x+30

Answer 1

2x^2 + 16x + 30 = 0

divide through by 2:-

x^2 + 8x + 15 = 0

(x + 3)(x + 5) = 0

so the zeroes are -3 and -5.