Question

What is the factorization of 81a6 - 100? (9a2 − 10)(9a3 + 10) (9a2 − 10)(9a3 − 10) (9a3 − 10)(9a3 + 10) (9a3 − 10)(9a3 − 10)

Answer 1

(9a³ − 10)(9a³ + 10)

Explanation:

Difference of squares

(9a³ − 10)(9a³ + 10)

Answer 2

What is the factorization of 81a6 - 100?

• (9a2 − 10)(9a3 + 10)
• (9a2 − 10)(9a3 − 10)
• (9a3 − 10)(9a3 + 10) <<< CORRECT
• (9a3 − 10)(9a3 − 10)

Explanation:

Oct 2021 Edge