fatimazahid9900 fatimazahid9900

06-11-2021
Mathematics

contestada

(2a+4b) and (2a-7b) multiply the expression

Respuesta :

tweetje38 tweetje38

06-11-2021

(2a+4b)(2a-7b)=
2a(2a-7b)+4b(2a-7b)=
4a^2-14ab+8ab-28b^2=
4a^2-6ab-28b^2

Answer Link

giannatouya giannatouya

06-11-2021

I think it'd be 4a-3b

Answer Link

Otras preguntas

In a small company of 10 people the salaries are as follows: 5 people earn $25,000, 3 earn $27,000, 1 earns $34,000, and the owner earns $60,000 What is the m

Write the following number in standard decimal formone and thirty-four thousandths

100 students take a course pass/fail. If they pass they get 4 points towards their GPA, if they fail they get 0. If 90 students pass, what is the mean and stand

if you mix red and blue, what you get?

Gavin buys 7 rulers for £3.50 how much would 9 cost

The equator divides the globe into halves called continents hemispheres islands parts

When a writer uses foreshadowing, it tends to annoy readers who don’t want to know what happens at the end hints to readers that something is of significance a

Lakes and rivers constitute _______. a.87% of freshwater b.a tiny fraction of Earth’s freshwater c.a majority of Earth’s freshwater d.a majority of water on ear

The accountant provides an __________ report of business expenses and profits. A) annual B) appropriation C) appraisal

Which sentence is punctuated correctly? A. I understand that Dr Elliott earned his M.D. at Columbia University. B. I understand that Dr. Elliott earned his M.

good job