a6nd9reenchelbake
a6nd9reenchelbake a6nd9reenchelbake
  • 01-10-2016
  • Mathematics
contestada

Factor completely 49x2 − 81.
a. (7x 9)2
b. (7x − 9)2
c. (7x 9)(7x − 9)
d. 7x − 9

Respuesta :

TSO
TSO TSO
  • 02-10-2016
Use the property
(a -b)(a+ b) = a^2 - b^2

49x^2 - 81 = (7x + 9)((7x - 9)
Answer Link
LilyLove2007
LilyLove2007 LilyLove2007
  • 08-09-2021

Answer:

The other person is correct it is c. (7x 9)(7x − 9)

Answer Link

Otras preguntas

what happens when u soak a slice of apple in milk for 1 week and a slice in gatorade
Select all that apply. Where did the British establish colonies in Asia? A. Burma B. Vietnam C. Cambodia D. India
find the zeros of x^2+4x=-10 using the quadratic formula
The WTO represents more than 95% of the world's trade. True or false
What is the simplest form 60:180?
Graph each equation. 5y=20x-30
what is nine tenths plus four 15ths equal
sumerian merchants traded to import all of the following metals, except
if you wanted to describe an increase in volume to your class which of the following objects would be the best item to use?
The success of the Plymouth and Massachusetts Bay colonies inspired the Great __________ during which 20,000 English people crossed the Atlantic to settle in Ne