43hideawayln 43hideawayln

03-02-2021
Mathematics

contestada

What expression is equivalent to x2 - 49?
O A. (x-772
O B. (x + 7)2
O c. (x + 7)(x-7)
OD. (x + 7) (7 - x)
PLEASE HELP

What expression is equivalent to x2 49 O A x772 O B x 72 O c x 7x7 OD x 7 7 x PLEASE HELP class=

Respuesta :

Nhamilk Nhamilk

03-02-2021

Answer:

C.

Expla:

x²-49

x²-7²

= (x+7)(x-7)

Answer Link

Otras preguntas

Line $\ell_1$ is horizontal and passes through $(1,1)$. Line $\ell_2$ is vertical and passes through $(2,2)$. Find the point of intersection of $\ell_1$ and $\e

Find the range of possible values of x. A. 12 < x < 13 B. 3 < x < 12 C. 0 < x < 13 D. 0 < x < 8

Darcy harvests 8\dfrac348 4 3 8, start fraction, 3, divided by, 4, end fraction acres of corn every \dfrac56 6 5 start fraction, 5, divided by, 6, end fract

Martha bought 20 5⁄6 yards of fabric to make curtains. She only used 16 7⁄9 yards of the fabric. How much fabric remained?

In living systems, what is needed for chemical reactions to occur at an efficient pace? Water Oxygen Enzymes Proteins

Decreasing half of a number by 19.7 results in –4.1. What is the number? Use the given equation to find the number. x – 19.7 = –4.1

Tell how to convert from a smaller unit to a larger unit. Then give an example and name the conversion factor in your example.

The ratio of cats to dogs at the animal shelter is 2:5.If there are 35 animals total,how many cats are there?

what do you think some people were exempt from military service during World War 1

Erin buys a bag of peanuts away is 3/4 of a pound later that week the bag is 2/3 full how much does the bag of peanuts weigh now show your work multiply