10th question can you solve the answer is next to it but I need steps
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sin¢=cos¢
so ¢=45
----3tan^2¢+2sin^2¢-1
=3tan^2 (45)+2sin^2(45)-1
=3×1+2(1/2)-1
=3+1-1
=3
hope this is helpful to you
so ¢=45
----3tan^2¢+2sin^2¢-1
=3tan^2 (45)+2sin^2(45)-1
=3×1+2(1/2)-1
=3+1-1
=3
hope this is helpful to you
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