यदि cosa=sina है तो a का मान ज्ञात करो।

Er Chandra Bhushan

Er Chandra Bhushan

December 23, 2020

1

soln:-दिया गया है की cosa=sina

(sina/cosa)=1

tan(a)=tan45°(LHS और RHS से tan हटाने पर )

a =45°

अतः a का मान =45°

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