A Very Simple Problem

Algebra Level 1

x2−y2=7x^{2} - y^{2} = 7
z=xyz = x^{y}
x2+y2=25x^{2} + y^{2} = 25
t=xyt = \frac{x}{y}

Find the value of zz.

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Ananth Jayadev by Ananth Jayadev
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