Trigonometry Question and Answers Practice Question and Answer

Q:

If tanθ=1/5 then the value of Cosec2θ=?

850 0

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

Q:

If Tan4x – Tan2x=1 then the value of Sin4x + Sin2x is__

847 0

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

Q:

$$ {3tan^{2}30°}-{4\over 3}{sin^{2}60°}- {1\over2}{cosec^{2}45°}+{4\over3}{sin^{2}90°=?}$$

843 0

  • 1
    $$ {2\over3}$$
    Correct
    Wrong
  • 2
    $$ {1\over3}$$
    Correct
    Wrong
  • 3
    $$ {4\over3}$$
    Correct
    Wrong
  • 4
    $$ {5\over4}$$
    Correct
    Wrong
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Answer : 2. "$$ {1\over3}$$"

Q:

If 4sin2 θ – 1 = 0 and angle θ is less than 900. The value of cos2 θ + tanθ is:
(Take 00 < θ < 900

841 0

  • 1
    $$ 13\over 12$$
    Correct
    Wrong
  • 2
    $$ 12\over 11$$
    Correct
    Wrong
  • 3
    $$ 11\over 9$$
    Correct
    Wrong
  • 4
    $$ 17\over 15$$
    Correct
    Wrong
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Answer : 1. "$$ 13\over 12$$"

Q:

If $$ sin(θ+30^0)= {3\over \sqrt { 12} }  $$ then find cos2θ : 

835 0

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

Q:

If cosec θ=1.25 then $$ {4 \ tanθ-5 \ cosθ + 1\over secθ+ 4cotθ-1}=?$$

822 0

  • 1
    $$ {9\over 10}$$
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    $$ {10\over 11}$$
    Correct
    Wrong
  • 4
    $$ {1\over 2}$$
    Correct
    Wrong
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Answer : 3. "$$ {10\over 11}$$"

Q:

If $$ {tan3A=cot{(2A+40)}}$$ then find the value of $$ {tan^2{3A}}+{cot^{4}3A}$$.

820 0

  • 1
    $$ {27\over 3}$$
    Correct
    Wrong
  • 2
    $$ {28\over 3}$$
    Correct
    Wrong
  • 3
    $$ {2\over 3}$$
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 2. "$$ {28\over 3}$$"

Q:

The value of sin222° + Sin268°+ Cot2 30° is:

808 0

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

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