Trigonometrymedium · Past Paper
Simplify: (1 + tan^2 A) / (1 + cot^2 A)
Asec^2 A
B-1
Ccot^2 A
Dtan^2 A
✓ Correct Answer: D — tan^2 A
(sec^2 A) / (cosec^2 A) = (1/cos^2) / (1/sin^2) = sin^2/cos^2 = tan^2 A.
Share this question
More from Trigonometry
- What is the ratio of perpendicular to base?
- A statue 1.6 m tall stands on a pedestal. From a point, the elevation of the top of statue is 60° and pedestal top is 45°. Find pedestal height.
- The value of tan 20 + tan 40 + sqrt(3) tan 20 tan 40 is:
- What is (1 + tan^2(x)) equal to?
- What is the value of (cos 45)^2?