Trigonometry Question and Answers Practice Question and Answer

Q:

$$ {(sec^{2}╬╕+tan╬╕\cot╬╕-tan^{2}╬╕)}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

1239 0

  • 1
    1
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 2. "2"

Q:

$$ \sqrt{(1-sin^{2}╬╕) ├╖(1-cos^{2}╬╕)}$$┬ард╕рд░рд▓ рдХреАрдЬрд┐рдПред

1205 0

  • 1
    Cot ╬╕
    Correct
    Wrong
  • 2
    Tan ╬╕
    Correct
    Wrong
  • 3
    Sec ╬╕
    Correct
    Wrong
  • 4
    Cosec ╬╕
    Correct
    Wrong
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Answer : 1. "Cot ╬╕"

Q:

рдпрджрд┐┬аtan (11┬а╬╕)=cot (7╬╕),┬а┬ард╣реИ рддреЛ┬аsin2(6┬а╬╕) + Sec2 (9┬а╬╕) + cosec2(12┬а╬╕)┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реЛрдЧрд╛?

1781 0

  • 1
    $$ {23\over 6}$$
    Correct
    Wrong
  • 2
    $$ {35\over 12}$$
    Correct
    Wrong
  • 3
    $$ {31\over 12}$$
    Correct
    Wrong
  • 4
    $$ {43\over 12}$$
    Correct
    Wrong
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Answer : 4. "$$ {43\over 12}$$"

Q:

рдпрджрд┐┬а3 + cos2╬╕= 3(cot2╬╕┬а+ Sin2╬╕), 0┬░<╬╕<90┬░,┬а┬ард╣реИ рддреЛ┬а(cos╬╕┬а+2sin╬╕)┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реЛрдЧрд╛?

1202 0

  • 1
    $$ {2\sqrt{3}+1\over {2}}$$
    Correct
    Wrong
  • 2
    $$ {3\sqrt{2}}$$
    Correct
    Wrong
  • 3
    $$ {3\sqrt{3}+1\over {2}}$$
    Correct
    Wrong
  • 4
    $$ {\sqrt{3}+2\over 2}$$
    Correct
    Wrong
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Answer : 1. "$$ {2\sqrt{3}+1\over {2}}$$"

Q:

рдпрджрд┐┬а$$ {\sqrt{3}\ CosA=SinA}$$ ┬ард╣реИ рддреЛ┬аCot A┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдП

1452 0

  • 1
    $$ {\sqrt{3}}$$
    Correct
    Wrong
  • 2
    $$ {2\over {\sqrt{3}}}$$
    Correct
    Wrong
  • 3
    $$ {1\over {\sqrt{3}}}$$
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 3. "$$ {1\over {\sqrt{3}}}$$"

Q:

рдпрджрд┐┬а$$ {sin\ ╬╕\ cosec\ ┬а╬╕\over tan ╬╕}=4 $$ ┬а┬ард╣реИ рддреЛ┬аtan ╬╕ ┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХрд┐рдЬрд┐рдПред

1267 0

  • 1
    4
    Correct
    Wrong
  • 2
    $$ {1\over 4}$$
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 2. "$$ {1\over 4}$$"

Q:

рджрд┐рдП рдЧрдП рд╕рдореАрдХрд░рдг рдХреЛ рд╣рд▓ рдХреАрдЬрд┐рдПред

$$ {{cot \ 30┬░}\over {1+sin\ 45┬░}}+{{1+sin\ 45┬░}\over cot \ 30┬░}=?$$

2959 0

  • 1
    $$ {5\sqrt{3}}-{6\sqrt{6}}\over 6$$
    Correct
    Wrong
  • 2
    $$ {3-2\sqrt{3}}$$
    Correct
    Wrong
  • 3
    $$ {14\sqrt{3}}-{5\sqrt{6}}\over 6$$
    Correct
    Wrong
  • 4
    $$ {6\sqrt{6}}-{5\sqrt{3}}\over 6$$
    Correct
    Wrong
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Answer : 3. "$$ {14\sqrt{3}}-{5\sqrt{6}}\over 6$$"

Q:

$$ {\sqrt{(cos^{2}20┬░+cos^{2}70┬░)}}$$┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдпреЗред

1324 0

  • 1
    0
    Correct
    Wrong
  • 2
    $$ {2\over{\sqrt{3}}}$$
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    $$ {\sqrt{3}\over2}$$
    Correct
    Wrong
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Answer : 3. "1"

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