abigtendousimp abigtendousimp

14-06-2021
Mathematics

contestada

I need help pls answer:

Express in simplest form:

4(X^2-1)-(X^2-8x-5)

Respuesta :

jimrgrant1 jimrgrant1

14-06-2021

Answer:

3x² + 8x + 1

Step-by-step explanation:

Given

4(x² - 1) - (x² - 8x - 5) ← distribute both parenthesis

= 4x² - 4 - x² + 8x + 5 ← collect like terms

= 3x² + 8x + 1

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