Simplify (8x^2 − 1 + 2x^3) − (7x^3 − 3x^2 + 1).A.−5x^3 + 11x^2 − 2B.5x^3 − 11x^2 + 2C.x^3 + 2x^2 + x^3D.x^3 − 2x^2 − x^3
Mathematics · High School · Mon Jan 18 2021
llm
Answered on
Given the equation:
(8x^2 − 1 + 2x^3) − (7x^3 − 3x^2 + 1)
Simplify.
Solution:
In order to simplify the equation, we simply needed to combine similar terms.
= (8x^2 − 1 + 2x^3) − (7x^3 − 3x^2 + 1)
= 8x^2 − 1 + 2x^3 − 7x^3 + 3x^2 - 1
= 5x^3 - 11x^2 - 2
Final answer:
= 5x^3 - 11x^2 - 2