Trigonometry

We have to prove
We know that
So,

Thus the trigonometric identity holds.
We have to prove
We know that
So,

Thus the trigonometric identity holds.
We have to prove
We know that
So,

Thus the trigonometric identity holds.
We have to prove that
We know that
So,

Thus the trigonometric identity holds.
We have to prove
We know that

So,

Thus the trigonometric identity holds.
We have to prove
We know that
So,

Thus the trigonometric identity holds. We have to prove that
We know that
Multiplying both numerator and the denominator by, we have

Thus the trigonometric identity holds.
We have to prove that
We know that
Multiplying the both numerator and the denominator by, we have

Thus the trigonometric identity holds.
We have to prove that
We know that

So,

Thus the trigonometric identity holds.
We have to prove
We know that

So,

Thus the trigonometric identity holds. We have to prove
We know that
Multiplying the both numerator and the denominator under the square root by, we have

Thus the trigonometric identity holds.
We have to prove
We know that
Multiplying the both numerator and the denominator by, we have

Thus the trigonometric identity holds.
We have to prove
We know that
Multiplying the both numerator and the denominator by, we have

Thus the trigonometric identity holds.
We have to prove
We know that
Multiplying the both numerator and the denominator by, we have

Thus the trigonometric identity holds.
In the given question, we need to prove
Now, using the identity, we get

Further, using the property, we get
So,

Hence proved We have to prove
We know that
So,

We have to prove
We know that
So,

Thus the trigonometric identity holds. We have to prove
We know that
So,