20. cosee dcot A - sec tan - (cot 4-1an 4)(see Acosee A-1y 41 2 2)...
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20. cosee" dcot A - sec tan - (cot 4-1an 4)(see Acosee A-1y 41 2 2) 1 3)-1 cos A+sin'A cos' 1-sin' A ces -sin A me then & 21. cos+ sin 4) -1 2) I 3) 2 2sin I- cose+sind then I+casti+ sin e is equal to 22 1= 2) 1-x 3) * 4) 1 1) +x 23. sin 1 tsin 20 + sin 30 ttsin 360°= 1) 0 2)1 3) -1 4) 2 24. sin (51"-x) + sin' (39+x= 2) 0 3) 1 4) 2 25. con(125-x)- cus (55 210 3) 1 4) 2 26. 1f 3 tee complenentury angles and sin= 3 then sintacosß- coN sin 3- 25 1) 25 2) 25 4) 27. Which of the following is correct L) Sinl> sin1 2) Sinl <sin1 3) Sinl" = sint 4) Sint = I80 25. A- tan, - tand, C- tan3, then the descending ceder of A, 8. C i 1)A, B, C 2) C. B, A 29. In a A4EC. if cot deot 8cotC>0 iben the triangle is 3) A, C, B 4) B, C. A 1) neute angled 2) night angled 3) obtuse anggled 4) can't be decided 30. 14, 6, C ane nngles of u triangle such that A is obtise then 1) nd tan 81 2) tan tan C< 3) tan C uh A >1 4) tant tun tan 31. Mitim vulue of y 256ain x+124 cosecvxeR is 1) 432 2) 504 3) 376 4) 776 12. If ysinx- cuurce) +(cosrtsee . en the mninam valoe of y.VcR is 1)7 2) 3 12 4) 0 ELITE SFRISS 20. cosee" dcot A - sec tan - (cot 4-1an 4)(see Acosee A-1y 41 2 2) 1 3)-1 cos A+sin'A cos' 1-sin' A ces -sin A me then & 21. cos+ sin 4) -1 2) I 3) 2 2sin I- cose+sind then I+casti+ sin e is equal to 22 1= 2) 1-x 3) * 4) 1 1) +x 23. sin 1 tsin 20 + sin 30 ttsin 360°= 1) 0 2)1 3) -1 4) 2 24. sin (51"-x) + sin' (39+x= 2) 0 3) 1 4) 2 25. con(125-x)- cus (55 210 3) 1 4) 2 26. 1f 3 tee complenentury angles and sin= 3 then sintacosß- coN sin 3- 25 1) 25 2) 25 4) 27. Which of the following is correct L) Sinl> sin1 2) Sinl <sin1 3) Sinl" = sint 4) Sint = I80 25. A- tan, - tand, C- tan3, then the descending ceder of A, 8. C i 1)A, B, C 2) C. B, A 29. In a A4EC. if cot deot 8cotC>0 iben the triangle is 3) A, C, B 4) B, C. A 1) neute angled 2) night angled 3) obtuse anggled 4) can't be decided 30. 14, 6, C ane nngles of u triangle such that A is obtise then 1) nd tan 81 2) tan tan C< 3) tan C uh A >1 4) tant tun tan 31. Mitim vulue of y 256ain x+124 cosecvxeR is 1) 432 2) 504 3) 376 4) 776 12. If ysinx- cuurce) +(cosrtsee . en the mninam valoe of y.VcR is 1)7 2) 3 12 4) 0 ELITE SFRISS
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