Explanation:
From the zeros given:
f(x) = a ( x+3)(x+2)(x-1)
given when x = 4 then y = 6
f(4) = 6 = a ( 126) shows a = 1/21
f(x) = 1/21 ( (x+3)(x+2)(x-1)
8.6m questions
11.3m answers