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I need help with some Maths problems: Simplify 1) (x^2-y^2-4x+4y)/ x^2-y^2+4x-4y 2) (x^2-y^2-z^2-2yz)/x^2-y^2+z^2-2xz Thank you !?

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  • I need help with some Maths problems: Simplify 1) (x^2-y^2-4x+4y)/ x^2-y^2+4x-4y 2) (x^2-y^2-z^2-2yz)/x^2-y^2+z^2-2xz Thank you !?


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