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

answer this questions about the chapter

please help me solve this linear equation! thank you if you do help me! it means a lot :))

4. Does a prokaryotic cell have a cell wall?

During WW1, developments in military technology led to (1)an early victory by the Allied powers (2)the establishment of industrial capitalism (3)the use of poi

There are 36 ribbons of which 1/5 are yellow, 7/15 are pink and the remaining ribbons areblue. How many blue ribbons are there?Answer:blue ribbons(show your wor

What is state C. posted both pictures

The layers of the ground all around the continent from around the time that structure formed contain large amounts of iridium and a larger number of fossils tha

3x-5y=60 4x+5y=-4 what is the system of linear equation

Triangle XYZ where X(7, 2), Y(-3, 8), and Z(-4, 6) is dilated with a scale factor of 2/3 Where is the dilation located?

Find the circumference of the yellow circle.