mf0datazz mf0datazz

03-02-2017
Mathematics

contestada

Use factoring by difference of squares to solve the equation, x^2 - 81 = 0.

A. x = 9 or x = -11
B. +/- 9
C. +/- [tex] \frac{11}{9} [/tex]
D. +/- [tex] \frac{9}{11} [/tex]

Respuesta :

yashddsy26 yashddsy26

03-02-2017

the answer is B +/- 9 !!

Answer Link

Otras preguntas

the length of a rectangular is one less than twice the width. Find the length + width, if the perimeter is 40

I’ll give BRAINLIEST if correct

Determine the perimeter of the right triangle shown. Round your final answer to the nearest whole number, if necessary. right triangle with vertices at negative

How did the terrain of Bunker Hill assist the Patriots in their battle against Britain?

[tex]\sqrt{x} 180[/tex]

If I open a business to serve blind people then design the interior to be akin to an obstacle course, am I cruel? I’m graduated so my points are up for grabs ca

please help 10 points!

Charlie took a nap. He fell asleep at 11:25 AM and he woke up at 3:12 PM. How long did he sleep?

Find k such that the line is tangent to the graph of the function. Function: f(x)=k-x² Line: y=-6x+1

HELP ME PLEASE WITH THIS MATH PROBLEM