Question

7. Let ()=32−16−35(+)(+3), where A is a real number.i. Let A= -4. What are the VA(s) of r(x)?ii. Find all values of A such that r(x) has a single VA.

Answer 1

x - 4 = 0

x = 4

x + 3 = 0

x = - 3

i. VA(s) of the function are x = 4, x = -3

ii

A = 3