Question

prove that

$\: x^ -1 \div x^-1 + y^-1 + x^-1 \div x^-1 + y^-1 = 2y^2 \div y^2 -x^2$
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Answer 1

Answer:

x=0 and x=−2. Explanation: You can factor x2+2x=0 as: x(x+2)=0. Now, we can solve each term for 0 : x=0 -

Answer 2

Step-by-step explanation:

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