Math, asked by ap452733, 1 year ago

√3 tan theta - 1 = 0 find sin² theta - Cos²theta

Answers

Answered by itsbiswaa

2

Answer:

root3 tan theta=1

tan theta=1/root3

theta=30degree

now

sin2theta -cos2theta

=sin (2x30)-cos (2x30)

=sin60-cos60=root3/2-1/2=(root3-1)/2

Step-by-step explanation:

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