Question

Find the product (3a^2-5)(3a^2+7)

Answer 1

Answer:

9a^4+21a^2-15a^2-35

9a^4+6a^2-35

Step-by-step explanation:

Answer 2

Answer:

9a⁴ +  6a² - 5

Step-by-step explanation:

(3a² - 5)(3a² + 7)

9a⁴ + 21a² - 15a² - 35

9a⁴ +  6a² - 5