SOLUTION: If x and y are positive consecutive odd integers, where y > x. which of the following is equal to y^2-x^2?
(A)2x
(B)4x
(c)2x+2
(D)2x+4
(E)4x+4
Algebra.Com
Question 320745: If x and y are positive consecutive odd integers, where y > x. which of the following is equal to y^2-x^2?
(A)2x
(B)4x
(c)2x+2
(D)2x+4
(E)4x+4
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
If x and y are positive consecutive odd integers, where y > x. which of the following is equal to y^2-x^2?
Then y = (x+2)
:
Substitute for y
(x+2)^2 - x^2
FOIL
x^2 + 4x + 4 - x^2
x^2 - x^2 + 4x + 4
then
4x + 4 = y^2 - x^2
:
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