please solve it, prove that
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weHeya
it is too easy
A/c to question.
..
8¢=π
7¢+¢=180°
cos(7¢)=cos(180°-¢)
cos7π=-cosπ.............1)
so,
now from lhs.
cot7¢+cot¢. 【from 1)】
=)-cot¢+cot¢.
=0 Rhs.
hope it helped you
.
@rajukumar@☺
it is too easy
A/c to question.
..
8¢=π
7¢+¢=180°
cos(7¢)=cos(180°-¢)
cos7π=-cosπ.............1)
so,
now from lhs.
cot7¢+cot¢. 【from 1)】
=)-cot¢+cot¢.
=0 Rhs.
hope it helped you
.
@rajukumar@☺
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