Trigonometry Practice Question and Answer
8 Q: $$(1+tan ╬╕+sec╬╕)(1+cot╬╕-cosec╬╕)\over (sec ╬╕+tan ╬╕)(1-sin ╬╕) $$ рдмрд░рд╛рдмрд░ рд╣реИ:
557 064d22b9690a003851dda2d4d
64d22b9690a003851dda2d4d- 12sec ╬╕true
- 22cosec ╬╕false
- 3cosec ╬╕false
- 4sec ╬╕false
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Answer : 1. "2sec ╬╕"
Q: $$ secA(secA+tanA)(1-sinA)\over (cosec^2A-1)sin^2A$$ рдЗрд╕рдХреЗ рдмрд░рд╛рдмрд░ рд╣реИ:
392 064d22a1690a003851dda2b4a
64d22a1690a003851dda2b4a- 1cotAfalse
- 2cosAfalse
- 3true
┬а ┬аsec2A
- 4false
┬а cos2A
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Answer : 3. "┬а ┬аsec2A
"
Q: рдпрджрд┐┬а$${cos^2╬╕\over cot^2╬╕-cos^2╬╕}=3,$$ рдЬрд╣рд╛рдВ┬а$${0^0<╬╕<90^0}$$ рддреЛ ╬╕ рдХрд╛ рдорд╛рди рд╣реИ:
435 064cceaad8f85ca71558f2e3e
64cceaad8f85ca71558f2e3e- 1$${{45^0}}$$false
- 2$${{50^0}}$$false
- 3$${{60^0}}$$true
- 4$${{50^0}}$$false
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Answer : 3. "$${{60^0}}$$"
Q: рдпрджрд┐ sec╬╕ + tan╬╕ = 3, рддреЛ sec╬╕ рдХрд╛ рдорд╛рди рд╣реИ:
406 064ccdc1db6a5e472e27fc6ca
64ccdc1db6a5e472e27fc6ca- 1$${4\over3}$$false
- 2$${3\over4}$$false
- 3$${3\over5}$$false
- 4$${5\over3}$$true
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Answer : 4. "$${5\over3}$$"
Q: рдпрджрд┐┬а$${sec╬╕+tan╬╕\over sec╬╕-tan╬╕}=2{51\over79}$$, рддреЛ sin╬╕ рдХрд╛ рдорд╛рди рдмрд░рд╛рдмрд░ рд╣реИ:
415 064ccb76929beb3482a58126a
64ccb76929beb3482a58126a- 1$${35\over72}$$false
- 2$${36\over72}$$false
- 3$${91\over144}$$false
- 4$${65\over144}$$true
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Answer : 4. "$${65\over144}$$"
Q: $${sin^2╬╕\over cos╬╕(1+cos╬╕)}+{1+cos╬╕\over cos╬╕} =?$$
503 064c763878f85ca71557d2936
64c763878f85ca71557d2936- 1cosec╬╕false
- 2sec╬╕false
- 32cos╬╕false
- 42sec╬╕true
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Answer : 4. "2sec╬╕"
Q: тЦ│ABC┬ардореЗрдВ, B┬ардкрд░┬ард╕рдордХреЛрдг,┬ардпрджрд┐┬а$$tan\ A={1\over 2}$$,┬арддреЛ┬а$$sinA(cosC+cosA)\over cosC(sin C-sinA)$$┬ардХрд╛┬ардорд╛рди┬ард╣реИ
380 064c768a8a4dbfb486bda4f38
64c768a8a4dbfb486bda4f38- 12false
- 21false
- 33true
- 42тИЪ5false
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Answer : 3. "3"
Q: (tan2A+ cot2A-2)- sec2A cosec2 A рдХрд╛ рдорд╛рди рд╣реИ:
405 064c21d1296ae1f4842febee8
64c21d1296ae1f4842febee8- 1-4true
- 2-1false
- 31false
- 44false
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