h4arpiee3BelleFlora h4arpiee3BelleFlora

22-11-2016
Mathematics

contestada

Find the product of (3x + 7y)(3x − 7y).

9x2 − 42xy + 49y2

9x2 + 42xy + 49y2

9x2 − 49y2

9x2 + 49y2 ...?

Respuesta :

MaliaHale MaliaHale

22-11-2016

(3x+7y)(3x-7y)
9x2-21xy+21xy-49y2
9x2-48y2

Answer Link

22-11-2016

Hi. Find the product of (3x + 7y)(3x − 7y). 9x² - 21xy + 21xy - 49y². 9x² - 49y². The answer is : 9x² -49y².

Answer Link

Otras preguntas

que quiere decir que el hombre fue creado a imagen de dios

the meaning of a word or phrase that is based on past experiences or associations: answer a. connotative meaning b. signification c. explanatory meaning d. deno

one hundred times the quantity five plus three

I know this isn't the subject of math, but nobody can answer it in math and I need help with the steps because I need to turn it in I know the answer I just nee

Hank estimated the width of his door to his classroom in feet. What is a reasonable estimate ?

can you simplify 79/100

What is mass and what is matter?

how many feet are there in 10 km? (1 m = 3.3 ft) a. 328.084 ft b. 32,808.4 ft c. 328,084 ft d. 3,280.84 ft

Lulu bought 2 blouses for $24 each and 3 pairs of socks for $7 each, tax included. How much change would she receive if she paid with bills totaling $80? Choose

What is the equation of y=5/8x-9 in standard form using integer coefficients