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[CBSE Question Bank], , What are the values of tan 6, cosec 6 and sec 0?, , 8 a7 Be 7 ae, ) tanO= {5 cosec8= "5 secO= 75, (b) tan®= FR. osec O= 8 ssecO =F, 7 17 = a yc t=, © rand =12 cosec = 75 8000" 5 (d) tan 8 = 75. cosec 0=7, 0 8= 75, rein © = —2, what are the values of tan 0, cos 0 and covec 0? [CBSE Question Bank}, 5 ¥85, (e) tan8=—. S cos b= Fg and cosec = ee (b) tanO= 2, cos = Fe and cosee oes |, . a5 7 85, © nn8=—, Z cos =e and cosec = - (d) tan0= 1 tence, be], The two legs AB and BC of right triangle ABC are in a ratio 1 : 3. What will be the value of, sin C? [CBSE Question Bank, 3 1, 0 ee A, @ J10 6) = a <5 id) 5, 3-sin® 60°, Whiat is the value of ina on ? (CBSE Question Bank], (a) 24 wn (e) 24 (d) 34, 4-sin'45° ., The value of 7 Ty tan 60° tan 60° is 3.5, [CBSE Question Bank}, What is the value of k?, (a) 30° (b) 45° (e) 60° (a) 90°, 2tan x (sec*x - 1), Which of these —————— re, e is equivalent to "5? [CBSE Question Bank), (a) 2tan’xcosecx —() 2cot’ x cosec’ x (ce) 2 tan’ x sec? x (d) 2 cot* x sec’ x, , 8. Serine felieiag tption manboo the statemspat below true?, , wecy tec, , cos* x-1- tan’ x, xtanx (b) -sec x tan x, , , , [CBSE Question Bank, , (c) —cosec x cot x (d) —sec x cot x

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Z, 33., , 4., , 41., , 3 sin 0, (0 # 0) then the value of sin™ 0 - cos" 0 is, (HS () q, , , , (cosec 8 - sin 8) (sec 6 - cos 6) (tan 6 + cot 0) is equal to ; gti, (@) 0 () 1 (-1 (d) none of these, (sec 4 + tan A) (1 -sin A) is equal to tie ., (a) secA (6) sind (c) cosec A (d) cosA, Given that sina = 4 and cosB= 5, then the value of (« + f) is, @ (6) 30° (c) 60° (d) 90°, If sin 0 + cos 0 = \2 cos 8, (0 4 90) then the value of tan 0 is, [CBSE Sample Question Paper 2020), () y2-1 () y2+1 © 2 (@) -v2, If 2x = sec @ and = =tanO, then the value of (#-4] is, (a) 4 (6) ‘ () 2 (d) ;, The value of (1 + cot 9 — cosec 6)(1 + tan 6 + sec 0) is, (a) 1 (6) 2 {e) -1 (d) None of these, If sin 77° = x, than the value of tan 77° is, (a) — : ~. (b) ae ie) = = a (d) None of these, Itx vi+tx ¥l=x", sec‘ A - sec* A is equal to, (a) tan*A - tan*A (b) tan‘A - tan*A (c) tan‘ + tan’ (d) None of these, , Ifa cos 9 +b sin 0 = manda sin 0—b cos 0 =n, then a’ + b’ is equal to, , , , (a) m*-n? (6) m?n* n-n* {d) m? + n®, If cos A + cos*A = 1, then sin*A + sin‘A is equal to, (a) -1 (b) 0 (1 (d) None of these, The value of the expression sin is, 3 I, @) = (b) 5 {e) | {d) 2, cosx + sinx, , If 4 tan x = 3, than mee alee is equal to, , at Z dy r, (a) 7 (6) 7 ()-7 (a) 3, , (c) Qsin’A = 1, , i