a. 5²
b. 7⁴
c. 2³
d. 9⁵
Step-by-step explanation:
An exponent is the number of times a number is multiplied by itself.
a. 5x5 = 5² ( five is multiplied two times)
b. 7 x 7 x 7 x 7 = 7⁴ ( seven is multiplied four times)
c. 2 x 2 x 2 = 2³ ( two is multiplied three times)
d. 9 x 9 x 9 x 9 x 9 = 9⁵ ( nine is multiplied five times)