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

What is the particles instantaneous speed at t=16 sec

Does being creative in doing science mean that they a scientist should make things up Why?

Is 2/5 a natural number

when you multiply any whole number by the one before it, the result is always an even number. true or false?

Why were cities essential to the growth of civilizations?

Find the coordinates of the midpoint of x given that h(-1,3) and x(7,-1) a. (3,1) b. (0,4) c. (-3,1) d. (-4,0)

how high up on a building will 15 foot ladder reach if the foot of the ladder is placed 5 feet from the building? (be sure to include a diagram with your answer

Replace? with =, >, or < to make the statement true. 4 ∙ 16 – 16? 4 ∙ [24 – 2 ∙ (4 + 8)] a. < b. = c. >

All compounds are molecules but not all molecules are compounds. Explain this statement.

Which one of the following environments will sound not travel through? A. Solid B. Liquid C. Vacuum D. Gas