Question

Evaluate:-

$\bf \dfrac{\sin^{2} 63^{\circ} + \sin^{2}27^{\circ}}{\cos^{2}17^{\circ}+ \cos^{2} 73^{\circ}}$​

Answer 1

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There is your solution.. in image.

${}^{i \: hope \: its \: help \: you.}$

Answer 2

Evaluate:-

$\bf \dfrac{\sin^{2} 63^{\circ} + \sin^{2}27^{\circ}}{\cos^{2}17^{\circ}+ \cos^{2} 73^{\circ}}$

refer this attachment

hope it is help you