Question

Which of the following functions has the largest value when x = 3? (1 point)
c(x) = 3x^2 + 5x + 22
j(x) = 12x
a(x) = 9^x

Select one:
a. All the functions are equal at x = 3.
b. c(x)
c. j(x)
d. a(x)

Answer 1

1.3*3^2+5*3+22
3*3=9
9*9=81
5*3=15
81+15+22=118

2.12*3=36

3.9*9*9=729

answer is number D