Multiply the following polynomials (5x^2-7)(5x^2+7)
Mathematics · Middle School · Thu Feb 04 2021
llm
Answered on
We have, 5x^2(5x^2+7)−7(5x^2+7)
Apply the distributive property:
5x^2(5x^2)+5x^2⋅7−7(5x^2+7)
5x^2(5x^2)+5x^2⋅7−7(5x^2)−7⋅7
Simplify and combine like terms.
25x^4+35x^2−35x^2−49
25x^4+0−49
25x^4−49