Question

If f(x) = x2 + 1 and g(x) = 3x + 1, find g(20) + f(6).

Answer 1

98

Explanation:

f(x) = x^2 + 1 and g(x) = 3x + 1

Let x = 20

g(20) = 3(20) +1 = 60+1 = 61

Let x = 6

f(6) = 6^2+1 = 36+1 = 37

Add them together

g(20) + f(6) = 61+37 =98