Jasten
03.04.2020 •
Mathematics
What is (x+3)^2-5(x+3)+3 as a simplified polynomial in standard form
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Ответ:
x^2+x-3
Step-by-step explanation:
(x+3)^2−5(x+3)+3
Distribute:
=x^2+6x+9+(−5)(x)+(−5)(3)+3
=x^2+6x+9+(−5x)+(−15)+3
Combine Like Terms:
=x^2+6x+9+(−5x)+(−15)+3
=(x^2)+(6x+−5x)+(9+−15+3)
=x^2+x+(−3)
Ответ:
(b) = 45 minutes