Question Bank

Find the value of (sec A + tan A)(1 - sin A).

The value of cot 10 * cot 80 is:

What is the maximum value of 1/cosec theta?

If x = a cos theta and y = b sin theta, then b^2 x^2 + a^2 y^2 is equal to:

Which of the following is equal to cos 90 degrees?

If 3 cot A = 4, then sin A is:

The value of (sin 30 + cos 30) - (sin 60 + cos 60) is:

Evaluate: tan 1 * tan 2 * tan 3 ... tan 89

If cos A = 4/5, find the value of tan A.

Find the value of 2 tan 30 / (1 + tan^2 30).

If theta = 45 degrees, find the value of (cosec^2 theta - 1).

Evaluate: cos 1 * cos 2 * cos 3 ... cos 90

If sin A + sin^2 A = 1, find the value of cos^2 A + cos^4 A.

What is the value of (1 + tan theta + sec theta)(1 + cot theta - cosec theta)?

Simplify: (1 + tan^2 A) / (1 + cot^2 A)

In a right triangle, if sin theta = a/b, then cos theta is:

If tan A = 1 and tan B = sqrt(3), find cos A cos B - sin A sin B.

Find the value of sqrt((1 + sin A) / (1 - sin A)).

If sin theta + cos theta = sqrt(2) cos theta, find the value of cos theta - sin theta.

Solve for x: tan 3x = sin 45 cos 45 + sin 30.