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Simplify the following expression.
(3x - 5)(4 – 9x) + (2x + 1)(6x2 + 5)

User IlyaGulya
by
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2 Answers

2 votes

Answer:

12x^3 - 21x^2 + 67x - 15!

Explanation:

User MysticEarth
by
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1 vote

Answer: 12x3−21x2+67x−15

Explanation:

(3x−5)(4−9x)+(2x+1)(6x2+5)

=12x+−27x2+−20+45x+12x3+10x+6x2+5

=12x+−27x2+−20+45x+12x3+10x+6x2+5

=(12x3)+(−27x2+6x2)+(12x+45x+10x)+(−20+5)

=12x3+−21x2+67x+−15

User PravinDodia
by
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