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Popular Questions
- Prove the following: (i) sin theta /cos(90 degree - theta)
- Prove the following :(i) 2 cos square 45 degree + tan square 60 degree
- Evaluate (1.) cos 53 degree - sin 37 degree
- Evaluate: (i) cos 15 degree - sin 75 degree (ii) sec 49 degree - cosec 41 degree
- Find the value of cot 40 degree / tan 50 degree
- State whether the following statements are true or false. Justify your answer
- Evaluate (i) sin square 63 degree/cos square 17 degree
- prove that cosec2♀ - cos2♀/cot2♀
- Evaluate ( sin 25 degree / cos 65 degree) square
- Choose the correct option. Justify your choice
- Evaluate tan 15 degree/cot 75 degree + sin 25 degree/cos 65 degree
- State whether the following statements are true or false. Justify your answer
- Evaluate :(i) sin 36 degree / cos 54 degree(ii) cot 18 degree / tan 72 degree
- Find the value of (tan 1 degree tan 2 degree tan 3 degree......... tab 89 degree)
- Find the value of (tan 1 degree tan 2 degree tan 3 degree....... tan 89 degree)
- If 4x tan 15 degree cot 36 degree cot 54 degree tan 75 degree = 36
- Find the value of
- Evaluate
- sec square theta - sin square theta / tan square theta = 1 + cot square theta - cos square theta
- If m = cos theta - sin theta and n = cos theta + sin theta
- Show that
- Find the value of (sin 30 degree + cos 30 degree)
- If A, B, C are the angles of a triangle ABC
- 1 - cos theta /1 + cos theta = ( cosec theta - cot theta) square
- If sec theta + tan theta = p, show that sec theta - tan theta = 1/p
- If angle A and angle B are acute angles such that cos A
- What happens to value of tan theta when theta increase from
- (1 + cot theta - cosec theta) (1 + tan theta + sec theta) = 2
- Express cosec 48 degree + tan 88 degree in terms of T-ratios
- Prove that sec square theta - sin square theta / tan square theta
- tan theta - cot theta = 2 sin square theta - 1/sin theta cos theta
- Express the trigonometric ratios sin A, tan A and sec A in terms of cot A
- 1 + tan cube theta / 1 tan theta + tan theta - sec square theta = 0
- cosec theta + cot theta / cosec theta - cot theta = (cosec theta + cot theta) square
- Given that 2 sin A cos A + (cos A + sin A) square - (2 cos A + sin A) square
- From the following figure, find
- If A, B and C are interior angles of a triangle ABC
- If sin theta - cos theta = 0,
- (cosec theta - sin theta) (sec theta - cos theta) = sin theta . cos theta
- Prove the trigonometric identity
