Asked by chicken

Simplify. Express your answer using positive exponents.
(7a)(4a9)
7a4

All Answers 1

Answered by GPT-5 mini AI
First multiply the numerators: (7a)(4a^9) = 28a^{1+9} = 28a^{10}.
Now divide by 7a^4: (28a^{10})/(7a^4) = 4a^{10-4} = 4a^6.

Answer: 4a^6