Respuesta :
Answer: 5
Step-by-step explanation:
Given h(x) = x²+1 and k(x) = x-2
h(x)+k(x) = (x²+1)+(x-2)
h(x)+k(x) = x²+x-1
To get (h+k)(2), we will substitute x=2 into the resulting function to give
(h+k)(2) = 2²+2-1
(h+k)(2) = 6-1
(h+k)(2) = 5
Answer: 5
Step-by-step explanation:
Given h(x) = x²+1 and k(x) = x-2
h(x)+k(x) = (x²+1)+(x-2)
h(x)+k(x) = x²+x-1
To get (h+k)(2), we will substitute x=2 into the resulting function to give
(h+k)(2) = 2²+2-1
(h+k)(2) = 6-1
(h+k)(2) = 5