Bomarie02
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

how many solutions are there in the equation 7(x+2)=7x-10 a. 0 b. 1 c. infinitely many
Two trains leave the same train station at the same time but are headed in opposite directions. One train leaves at 70 miles per hour and the other train travel
Which of these is the most logical organization structure for a writing assignment entitled why are gas prices increasing
What do you think caused the Ming dynasty to change its foreign policies?
I need help plz 8th grade please help
the expression \sqrt{3x} is equivalent to the expression x\sqrt{3} A.True B.False
The us congress passage of the Homestead act in 1862 can be considered a “pull” facter that caused people to migrate to the us. True or false
37,204.182 rounded to the nearest tens place is
If im making 8.25 an hour 30 hours a week how much would i make after taxes in Florida?
a rectangle is 2.8 meters wide and 3.5 meters long. what is its area?