Bomarie02 Bomarie02

01-10-2019
Mathematics

contestada

Factor completely 49x^2 - 81
(7x+9)^2
(7x-9)^2
(7x+9)(7x-9)
7x-9

Respuesta :

surjithayer10otahza surjithayer10otahza

01-10-2019

Answer:

Step-by-step explanation:

[tex]x^{2} -y^{2} =(x+y)(x-y)\\49x^{2}-81=(7{x})^2-{9}^2=(7x+9)(7x-9)[/tex]

Answer Link

Otras preguntas

for the previous problem some of the work was done for you remember when solving a quadratic equation you must start with all terms on one side and put it in st

what is the name of the shape graphed by the function theta=-4pie/3

I usually.......(not wear) a scarf,but today I ....(wear)one because its unusually cold.

For this PYTHON lab, we will use functions and imported functions to write a calculation program to do the following: o Write a program that do the following un

entir What is the striking back of the bunsen- burner?

Warning signs are sometimes placed on aerosol cans to prevent people from throwing them into a fire. What is true about the gas in the aerosol can after it is p

Choose the items that are correctly matched. Select one: A. inactivation gate - open at rest B. activation gate - closed during depolarization C. activation gat

What decimal is equivalent to ? 7-25

A small island country has recently begun an initiative aimed at attracting more businesses to revitalize the economy. An increase in bed and breakfasts, resort

Julia, a new housekeeper at a local hotel, receives her schedule and notices that all of her hours are daytime hours. What is likely the reason for this? becaus