Trigonometryeasy · Past Paper
What is the value of 1 / (1 + tan^2 theta) + 1 / (1 + cot^2 theta)?
A2
B1
Ctan^2 theta
D0
✓ Correct Answer: B — 1
1/sec^2 + 1/cosec^2 = cos^2 + sin^2 = 1.
Share this question
More from Trigonometry
- If m = cosec theta - sin theta and n = sec theta - cos theta, find (m^2 n)^(2/3) + (mn^2)^(2/3).
- Value of sin 105° is same as:
- What is the value of sin^6 A + cos^6 A + 3 sin^2 A cos^2 A?
- In a triangle right-angled at B, AB = 24 cm, BC = 7 cm. Find sin A.
- What is the angle of elevation of the sun when the shadow of a pole is equal to its height?