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 does connotation affect symbolism and metaphor? A. Literal definitions evoke particular feelings. B. References to past events create associations. C. Sub
Sam has 17% body fat. according to the lecture, this does not fall into the healthy range of body fat for males.
A sample of he gas (2.35 mol) occupies 57.9 l at 300.0 k and 1.00 atm. the volume of this sample is _____ l at 423 k and 1.00 atm.
Thw natrow lower portion of the uterus iw called the
Is "I take you hand and pull it closer to mine" Imagery???
PLSSSSS HELP :( Determine whether the following pair of lines are parallel, perpendicular, or neither. 3x +  4y = 7 y = −2 − 34x
What does the word sake mean in the sentence from the passage? benefit idea reason safety
Which part of an atom is most directly involved in chemical bonding?
Who was roger Williams
Describe how the doppler effect explains why an approaching fire engine's siren has a high pitch?