alisewashington5 alisewashington5

13-01-2020
Mathematics

contestada

[tex](2x + 7) {?}^{2} [/tex]

Respuesta :

ghanami ghanami

13-01-2020

Answer:

Step-by-step explanation:

hello : by idetity : (a+b)² = a²+b²+2ab

in this exercice : a = 2x and b = 7

(2x+7)² =(2x)²+7²+2(2x)(7)

(2x+7)² =4x² +28x +49

Answer Link

Otras preguntas

What is 138% of 250?

Can an oxygen canister ever be half open

Why did some people think it was necessary to give the federal government more power than the states?

what was the purpose of the townshend acts

luis made some trail mix he mixed 4 2/3 cups of popcorn 1 1/4 cups of penuts 1 1/3 cups of raisins and 3/4 cup of sunflower seeds he gave 5 of his friends an eq

Finish the analogy - speck is to dust as sliver is to what

why did luxemburg move to switerland in 1889?

What was the incentive to rule in favor of slaveholders when a runaway was taken into custody and brought before the federal commisioner?

This reproductive structure can be considered an advancement over spores. It protects the embryo from injury and drying out. It also provides food for the embry

14 is 28% of what number