Find the value of x, if tan 3x=sin 45 degree cos 45 degree + sin 30 degree
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sin 45 = 1/root2, cos45= 1/root2, sin30=1/2
tan3x = sin45cos45 +sin30
tan3x =1/root2 × 1/root2 + 1/2
tan3x = 1/2 +1/2
tan3x =1
tan3x = tan 45
3x =45
x= 45/3
x= 15 degrees is answer
tan3x = sin45cos45 +sin30
tan3x =1/root2 × 1/root2 + 1/2
tan3x = 1/2 +1/2
tan3x =1
tan3x = tan 45
3x =45
x= 45/3
x= 15 degrees is answer
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