Answer:
5
Step-by-step explanation:
note that (h + k)(x) = h(x) + k(x)
h(x) + k(x) = x² + 1 + x - 2 = x² + x - 1
Substitute x = 2 to evaluate (h + k)(2), that is
(h + k)(2) = 2² + 2 - 1 = 4 + 2 - 1 = 6 - 1 = 5
Answer:
First answer is 5. second answer is 9. third answer is 17.
Step-by-step explanation:
Edge 2020