Simplify the following expression.

7 with an exponent of 4 times 7 with an - 6 exponent.

A.) 1/49

B.) 1/7

C.) 49

D.) 2,401

Question

Mathematics

Ramiro Contreras

15 May, 07:46

Simplify the following expression.

7 with an exponent of 4 times 7 with an - 6 exponent.

A.) 1/49

B.) 1/7

C.) 49

D.) 2,401

+2

Answers (1)

Know the Answer?

Beckett Roach · Answer 1

Remember that exponentioal rule

x^m times x^n=x^ (m+n)

therefor

7^4 times 7^-6=7^ (4-6) = 7^ (-2)

remember the other rule

x^-m=1 / (x^m) so

7^-2=1 / (7^2) = 1/49

answe ris A

Simplify the following expression.7 with an exponent of 4 times 7 with an - 6 exponent.A.) 1/49B.) 1/7C.) 49D.) 2,401

Simplify the following expression.

7 with an exponent of 4 times 7 with an - 6 exponent.

A.) 1/49

B.) 1/7

C.) 49

D.) 2,401