Which expression is equivalent to (X^5 +2X^2−4)−(−5X^5−3X^2+2X−7)?

Question

asked Apr 21, 2021 171k views

1 Answer

Seanbreeden · Answer 1 · 2021-04-27T15:36:58+0000

Answer:

6
x^(5) + 5x² - 2x + 3

Explanation:

Given

(
x^(5) + 2x² - 4) - (-5
x^(5) - 3x² + 2x - 7)

Remove the parenthesis on the first factor and distribute the second by - 1

=
x^(5) + 2x² - 4 + 5
x^(5) + 3x² - 2x + 7 ← collect like terms

= 6
x^(5) + 5x² - 2x + 3 ← in standard form