Trigonometry Practice Question and Answer

Q:

If $$ secθ-tanθ={1\over\sqrt{3}}$$, the value of secθ.tanθ=?

1150 0

  • 1
    $$ {4\over\sqrt{3}}$$
    Correct
    Wrong
  • 2
    $$ {2\over\sqrt{3}}$$
    Correct
    Wrong
  • 3
    $$ {2\over3}$$
    Correct
    Wrong
  • 4
    $$ {1\over\sqrt{3}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {2\over3}$$ "

Q:

If Cos A + Cos2 A = 1, then Sin2 A + Sin4 A=?

1149 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    $$ {1\over 2}$$
    Correct
    Wrong
  • 4
    -1
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "1"

Q:

If tan $$ -{7π\over4}=x $$ then the value of x is : 

1148 0

  • 1
    $$-{1\over2}$$
    Correct
    Wrong
  • 2
    $$-{√3\over2}$$
    Correct
    Wrong
  • 3
    $${√3\over2}$$
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "1"

Q:

If a=tanθ + 1 and b=sinθ+cosθ then find (b2-1)a=?

1147 0

  • 1
    ab
    Correct
    Wrong
  • 2
    2bsecθ
    Correct
    Wrong
  • 3
    2b
    Correct
    Wrong
  • 4
    2bsin θ
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "2bsin θ"

Q:

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

1136 0

  • 1
    $$ {9\over 10}$$
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    $$ {10\over 11}$$
    Correct
    Wrong
  • 4
    $$ {1\over 2}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {10\over 11}$$"

Q:

If $$ {1+sinθ\over {1-sinθ}}={p^{2}\over{q^{2}}}$$, then sec θ is equal to:

1135 0

  • 1
    $$ {2p^{2}{q^{2}}\over {p^{2}+{q^{2}}}}$$
    Correct
    Wrong
  • 2
    $${1\over 2}\left({q\over p}+{p\over q} \right)$$
    Correct
    Wrong
  • 3
    $$ {1\over {p^{2}}}+{1\over {q^{2}}}$$
    Correct
    Wrong
  • 4
    $$ {p^{2}q^{2}}\over{p^{2}+q^{2}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$${1\over 2}\left({q\over p}+{p\over q} \right)$$"

Q:

If tan A=n tan B and Sin A= m Sin B, then the value of Cos2A is

1127 0

  • 1
    $$ {m^{2}+1\over {n^{2}+1}}$$
    Correct
    Wrong
  • 2
    $$ {m^{2}+1\over {n^{2}-1}}$$
    Correct
    Wrong
  • 3
    $$ {m^{2}-1\over {n^{2}-1}}$$
    Correct
    Wrong
  • 4
    $$ {m^{2}-1\over {n^{2}+1}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {m^{2}-1\over {n^{2}-1}}$$"

Q:

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

1119 0

  • 1
    $$ {27\over 3}$$
    Correct
    Wrong
  • 2
    $$ {28\over 3}$$
    Correct
    Wrong
  • 3
    $$ {2\over 3}$$
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$ {28\over 3}$$"

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully