Question

Simplify the expression:

7^7 • 7 • 7^8



A.


7^56


B.


7^16


C.


7^15


D.


7^3

Answer 1

When multiplying exponents with a common base, you can add the exponents

Answer 2

I say C

Answer 3

i was saying C

Answer 4

\[7^7 • 7^1 • 7^8 = 7^{7+1+8}\]

Answer 5

B not C