Seudónimo Seudónimo
  • 03-11-2021
  • Mathematics
contestada

Prove the polynomial identity 1. x ^ 2 - y ^ 2 = (x - y)(x + y)

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 04-11-2021

9514 1404 393

Explanation:

Expand the right side using the distributive property, then collect terms.

  x² -y² = (x -y)(x +y)

  = (x)(x +y) -y(x +y)

  = x² +xy -yx -y²

  = x² +(xy -xy) -y²

  = x² -y² . . . . . . . . . . as required

Answer Link

Otras preguntas

2 4/5 x 1 1/12 can you reduce after you divide
What is the perimeter of triangle ABC ?
Find the area of equilateral triangle (regular 3 gon) with 9 in perimeter
What number is 100% of 113. Help me please
If g(x)=x^2+2find g (3)
Alaska is the biggest state in the United States of America , write this as a biconditional statement
A water trough has two congruent isosceles trapezoids as ends and two congruent rectangles as sides. The exterior surface area of the trough is ________.
Within any large animal population, there is a variety of traits. And between different animal populati. ons, there is a variety of traits A. never, always B. a
SOMEONE PLEASE ANSWER THIS FOR BRAINLIEST!!! Correct the error. There may be more than one way to correct an error or if it’s correct. 1. We decided to go ice s
Which energy source contributes the least to climate change