Question

•Evaluate the following functions at x = 10
f(x) = 2X+1​

Answer 1

f(x) = 21

Explanation:

f(10) = 2(10) + 1 <- Substitute

= 20 + 1 <- Multiply

= 21 <- Combine Like Terms

Answer 2

f(x) = 21

Explanation:

If x = 10,

2(10)+1

f(x) = 21