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 is the reduced radical form of each expression?
A curva (ou fronteira) de possibilidades de produção (CPP) expressa a capacidade máxima de produção da sociedade, supondo pleno emprego dos recursos ou fatores
it states us to compare two columnsplease help me​
What does The Bachelor give to the women he wants to stay on the show each week?
driving is a what activity
A cannon fires a projectile and it strikes the ground 3.0 km away. Assume the shot starts and lands at the same height. The maximum height the projectile reache
lisa borrows $18 000 over 5 years from the bank. The loan is charged at 8.4% p.a. simple interest. Find the total amount owing at the end of 5 years. (2 marks)
WILL GIVE BRAINLIEST IF ANSWERED FAST!!!
Find the value of 2n-3 – 4 =10
What are the values of c and f?