harrymc10 harrymc10

18-06-2020
Mathematics

contestada

Expand and simplify
(2x + 3)(4x + 5) - 8x(x² – 2)

Respuesta :

gilbertazavedo72 gilbertazavedo72

18-06-2020

Answer:

-8x^3 + 8x^2 + 38x + 15

Step-by-step explanation:

(2x + 3)(4x + 5) - 8x(x² – 2)

8x^2 + 10x + 12x + 15 - 8x^3 + 16x

8x^2 + 38x + 15 - 8x^3

-8x^3 + 8x^2 + 38x + 15

Answer Link

Otras preguntas

If a couple has three children, let x represent the number of girls. what is the probability that the couple does not have boys for all three children?

DE is a line segment with endpoints D(-5,1) and E(3, 3). What are the coordinates of D’ and E’, the image of DE under a dilation of magnitude 1.5 and a center o

what is the pronoun for wings in the sentence ,The pinguin has short wings.

The observation that chloroplasts and mitochondria each contain their own dna and synthesize some of the proteins that function in these organelles suggests tha

is time travel possible and if so did some people already do it?

The Egyptian lasted for almost _____ years

PLEASE HELP!! 30pts!!!! John Calvin insisted that Christians return to the Roman Church True or false

bunch of points!!!!!pls help What is fair use? a.using copyrighted work without giving appropriate attribution b.exceptions to the exclusive rights of cop

A _____ is a tax on imported goods. A _____ is a quantitative restriction on imported goods. A.) cost, subsidy B.) regulation, standard C.) tariff, quota

Comparing the mass of the nucleus with the mass off the protons and mass of the neutrons refers to what