If f(x) = (3x + 7)^2, then f(1) = ?
A) 10
B) 16
C) 58
D) 79
E) 100
f(1) = (3(1) + 7)^2
f(1) = (3 + 7)^2
f(1) = 10^2
f(1) = 100 - Choice E
A) 10
B) 16
C) 58
D) 79
E) 100
f(1) = (3(1) + 7)^2
f(1) = (3 + 7)^2
f(1) = 10^2
f(1) = 100 - Choice E