Question

Which expression has the greatest value when x=3?

Answer 1

Answer:

3) $(2x)^{3}$

Step-by-step explanation:

x = 3

1) $2x^{3}$

2 x $3^{3}$

= 54

2) $2x^{3} + 5$

2 x $3^{3}$ + 5

= 59

3) $(2x)^{3}$

(2 x 3$)^{3}$

$6^{3}$

=216

4) $(x - 1)^{3}$

(3 - 1$)^{2}$

$2^{3}$

= 8