cjenco02 cjenco02
  • 21-08-2018
  • Mathematics
contestada

How do I solve this?

How do I solve this class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 21-08-2018

a^2 - b^2 = (a + b)(a - b)

In this case

49x^4y^2 - 4z^2

= (7x^2y)^2 - (2z)^2

= (7x^2y + 2z)(7x^2y - 2z)

Factors are (7x^2y + 2z) and (7x^2y - 2z)

Answer:

D) 7x^2y + 2z

Answer Link

Otras preguntas

how hot does it have to be to melt rock
Argyle has 8 t-shirts and 5 pairs of shorts that he wears with either sandals or sneakers.if all the colors and patterns coordinate how many different outfits c
What effects did the yellow journalism used by Hearst and Pulitzer before and during the Spanish-American War have on American reactions to the situation in Cub
4x+5y=20 write this equation in slope intercept form
what percent of 150 is 60?
what percent of 150 is 60?
The perimeter of a sheet of paper is 38cm. If the width is 8 cm what is the length of the paper?
Round $6.6666 to the nearest cent
What two mixed numbers have a sum of 3
Iron is a solid, grey metal. Oxygen is a colorless gas. When iron and oxygen chemically combine , rust is made. Rust has a reddish brown color. Why does rust di