Question

The quadratic function h is shown on the graph. If the graph is h(x) = (3/5 ) (x – d)(x + 6), what is the value of d?

Answers ↓

(A) -14
(B) 14
(C) -60
(D) 42/5​

Answer 1

9514 1404 393

Answer:

(B) 14

Explanation:

"d" is a value that makes the function be zero. The x-intercepts (zeros) of the function are at x=-6 and x=14, corresponding to factors (x +6) and (x -14). The (x+6) factor is already given in the equation, so we must conclude d=14.