jay8818 jay8818

25-09-2019
Mathematics

contestada

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

Respuesta :

Ledoraa Ledoraa

25-09-2019

Answer: 12x3−21x2+67x−15

Step-by-step 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

Answer Link

kaytebearkb kaytebearkb

28-09-2021

Answer:

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

Step-by-step explanation:

Answer Link

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