patelman242 patelman242

01-04-2020
Mathematics

contestada

please say why he is wrong . IF U GET IT CORRECT U GET BRAINLIEST NEED ANSWER QUICK

please say why he is wrong IF U GET IT CORRECT U GET BRAINLIEST NEED ANSWER QUICK class=

Respuesta :

01-04-2020

Answer:

a. 4(a+5)(a-5)

d. (2d+9)(2d+9)

Step-by-step explanation:

hope these help i couldnt understand b and c

* the point is in the difference between (a+b)(a+b) and (a+b)(a-b)

in the former you have a2+2ab+b2 the latter is just a2-b2

Answer Link

Otras preguntas

Which of the following expressions represents the phrase "19 less than a number"? A.n - 19 B.19 - n C.n ÷ 19 D.n + 19

Which description best fits animal-like protists? a. autotrophs b. heterotrophs c. petrotrophs d. photosynthesizers?

What year was the us constitution written?

In sexual reproduction, offspring are genetically different from the parents. This is because A) reproduction occurs very rapidly. B) only one parent is involv

Which method is appropriate for separating a mixture of iron and aluminum

What were the main reasons for the increase in railroad construction?

What is not a agent that carries erosion products?

I need help knowing what to do exactly please help me !!!!

Is this a simile or a metaphor! I am freezing and my fingers are icicles

Samples of three different compounds were analyzed and the masses of each element were determined. Compound Mass N (g) Mass O (g) A 5.6 3.2 B 3.5 8.0 C 1.4 4.