Question

Simplify 5^3 times 5^4

a: 5^12

b: 5^7

c: 5^9

d: 25^7

Answer 1

b

Explanation:

using the rule of exponents

`a^(m)` ×
`a^(n)` =
`a^((m+n))` , then

`5^(3)` ×
`5^(4)`

=
`5^((3+4))`

=
`5^(7)`