Trigonometry Practice Question and Answer

Q:

$$(1+tan ╬╕+sec╬╕)(1+cot╬╕-cosec╬╕)\over (sec ╬╕+tan ╬╕)(1-sin ╬╕) $$ рдмрд░рд╛рдмрд░ рд╣реИ:

347 0

  • 1
    2sec ╬╕
    Correct
    Wrong
  • 2
    2cosec ╬╕
    Correct
    Wrong
  • 3
    cosec ╬╕
    Correct
    Wrong
  • 4
    sec ╬╕
    Correct
    Wrong
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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:

208 0

  • 1
    cotA
    Correct
    Wrong
  • 2
    cosA
    Correct
    Wrong
  • 3

    ┬а ┬аsec2A

    Correct
    Wrong
  • 4

    ┬а cos2A

    Correct
    Wrong
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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:

229 0

  • 1
    $${{45^0}}$$
    Correct
    Wrong
  • 2
    $${{50^0}}$$
    Correct
    Wrong
  • 3
    $${{60^0}}$$
    Correct
    Wrong
  • 4
    $${{50^0}}$$
    Correct
    Wrong
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Answer : 3. "$${{60^0}}$$"

Q:

рдпрджрд┐ sec╬╕ + tan╬╕ = 3, рддреЛ sec╬╕ рдХрд╛ рдорд╛рди рд╣реИ:

223 0

  • 1
    $${4\over3}$$
    Correct
    Wrong
  • 2
    $${3\over4}$$
    Correct
    Wrong
  • 3
    $${3\over5}$$
    Correct
    Wrong
  • 4
    $${5\over3}$$
    Correct
    Wrong
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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:

228 0

  • 1
    $${35\over72}$$
    Correct
    Wrong
  • 2
    $${36\over72}$$
    Correct
    Wrong
  • 3
    $${91\over144}$$
    Correct
    Wrong
  • 4
    $${65\over144}$$
    Correct
    Wrong
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Answer : 4. "$${65\over144}$$"

Q:

$${sin^2╬╕\over cos╬╕(1+cos╬╕)}+{1+cos╬╕\over cos╬╕} =?$$

274 0

  • 1
    cosec╬╕
    Correct
    Wrong
  • 2
    sec╬╕
    Correct
    Wrong
  • 3
    2cos╬╕
    Correct
    Wrong
  • 4
    2sec╬╕
    Correct
    Wrong
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Answer : 4. "2sec╬╕"

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Answer : 3. "3"

Q:

(tan2A+ cot2A-2)- sec2A cosec2 A рдХрд╛ рдорд╛рди рд╣реИ:

247 0

  • 1
    -4
    Correct
    Wrong
  • 2
    -1
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 1. "-4"

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