abelxoconda
03.11.2020 •
Mathematics
(x2 + 2x + 3)-(-4x2 + 5x + 6)
Simplify the 2 after the x is square
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Ответ:
5x2−3x−3
Step-by-step explanation:
Let's simplify step-by-step.
x2+2x+3−(−4x2+5x+6)
Distribute the Negative Sign:
=x2+2x+3+−1(−4x2+5x+6)
=x2+2x+3+−1(−4x2)+−1(5x)+(−1)(6)
=x2+2x+3+4x2+−5x+−6
Combine Like Terms:
=x2+2x+3+4x2+−5x+−6
=(x2+4x2)+(2x+−5x)+(3+−6)
=5x2+−3x+−3
Ответ: