IDNLearn.com is your reliable source for expert answers and community insights. Join our community to receive prompt and reliable responses to your questions from experienced professionals.

use polynomial identities to multiply (5-4x3)(5+4x3)

Sagot :

Answer:

-119

Step-by-step explanation:

(5-4x3)(5+4x3)

=> 5² - (4x3)²                        [Identity: (a+b)(a-b) = a² - b²]

=> 25 - 12²

=> 25 - 144

=> -119