Question Bank

What is (1 - cos^2(A)) / sin(A)?

The reciprocal of cos(theta) is:

What is sin(A) / tan(A)?

Calculate the value of sin(45) * cos(45).

The expression (1 + tan^2(A))(1 - sin^2(A)) is equal to:

Simplify: sin(2A) / (2 sin A)

What is cos(2A) in terms of cos A?

Find the value of tan(60) * cot(30).

Simplify (1 + cot^2 A) sin^2 A.

What is sin(A + B) + sin(A - B) equal to?

The value of cos(120) is:

If tan A = 3/4, find the value of cos(2A).

Simplify: (sin A + cos A)^2 - 1

Which of the following is tan(2A)?

Value of sin(75) is:

If sin A = 4/5, find sin(2A).

Simplify cos^4 A - sin^4 A.

What is the value of 2 sin(15) cos(15)?

Simplify (1 - cos 2A) / (1 + cos 2A).

If tan A = 1/2 and tan B = 1/3, find tan(A + B).