Select the answer choice that equals the given expression. 4^6 x 4^3

A) 4^9

B) 4^18

C) 12^9

D) 64^9

Question

Coralie

Mathematics

16 September, 23:11

Select the answer choice that equals the given expression. 4^6 x 4^3

A) 4^9

B) 4^18

C) 12^9

D) 64^9

+2

Answers (1)

Know the Answer?

Ryder Chang · Answer 1

Answer: A) 4^9

The rule you use is

a^b * a^c = a^ (b+c)

The base stays the same at 'a' the whole time. We add the exponents. If the bases were different on the left hand side, then we cannot use this rule.

In this case, a = 4, b = 6, c = 3.

4^6 * 4^3 = 4^ (6+3) = 4^9

Select the answer choice that equals the given expression. 4^6 x 4^3A) 4^9B) 4^18C) 12^9D) 64^9

Select the answer choice that equals the given expression. 4^6 x 4^3

A) 4^9

B) 4^18

C) 12^9

D) 64^9