Question

Which expressions are equivalent to the one below? Check all that apply. 7^3*7^x

a.7^3+x
b.7^3-x
c.(7*x)^3
d.49^3
e.7^3x
f.343*7^x

Answer 1

the answer is A and F

Answer 2

(A) and (F)

Explanation:

The given expression is:

`7^3{*}7^x`

We can solve the above given expression in different ways, such as:

`7^3{*}7^x` can be written as
`7^(3+x)`

Also,
`7^3{*}7^x` can be written as:

`7^3{*}7^x`=
`(7)^(3){*}7^x`

=
`343{*}7^x`

Hence, options A and F are correct.