Hi In RD Sharma book(Pg:11 8) example 4, Can we solve the sum by squaring both sides and get - Maths - Introduction to Trigonometry

Question

Hi In RD Sharma book(Pg:11 8) example 4, Can we solve the sum by
squaring both sides and get the question rid of square root Will it
is correct?? If we square on both sides, is the eqn is correct???

Varun Rawat · Accepted Answer

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Hi. In RD Sharma book(Pg:11.8) example.4, Can we solve the sum by squaring both sides and get the question rid of square root. Will it is correct?? If we square on both sides, is the eqn is correct???