Question

Which two of these expressions are equivalent to 5^4?

5×4
5x5x5x5
5+5+5+5
4^4 x 4
4×4×4×4×4
5³ x 5​

Answer 1

5x5x5x5

Explanation:

5^4 = 5⁴ = 5*5*5*5

(5*5*5*5 = 25*25 = 625)

Answer 2

5 x 5 x 5 x 5

and

5^3 x 5

Explanation:

5^4 is multiplying 5 by 5 4 times because it is 5 to the fourth power. 5^3 is also correct because it is multiplying 5 by 5 three times and then multiplying it by 5 again. This is basically 5^4.