Question

(x-y) (x+y)+(y-z) (z-x) (z+x)
solve the following using identities​

Answer 1

Answer:

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

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

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Answer 2

Step-by-step explanation:

you can solve it by using the identity a²-b²

(x-y) (x+y)+(y-z) (z-x) (z+x) a²-b²=(a+b) (a-b)

x²-y²+z²-x²+(y-z)

z²-y²+(y+z)

(z+y) (z-y) +(y-z)

this simplified

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