Which value is NOT equivalent to the others?

Question

3+3+3+3

3^4

3^2×3^2

3×3×3×3

Answer 1

The value 3^4 is not equivalent to the others.

Answer 2

Which expression is NOT equivalent to the others?

CLEAR CHECK

252+15 x 13 x 13

252 x 15 x 169

15×15×15×13×13

15^3 x 13^2

Answer 3

The expression 252+15 x 13 x 13 is not equivalent to the others.