Trigonometry Practice Question and Answer

Q:

Sin (45 + θ) – Cos (45 – θ) का मान है—

744 1

  • 1
    2 Sin θ
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    2 Cosθ
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "0"

Q:

यदि a=tanθ + 1 और b=sinθ+cosθ है तो (b2-1)a का मान होगा—

914 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:

यदि cosec θ=1.25  है तब $$ {4 \ tanθ-5 \ cosθ + 1\over secθ+ 4cotθ-1}=?$$ होगा?

860 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:

यदि 2sinθ+ 15 cos2θ=7, 0°˂θ˂90°, है तो तब  $$ {3-tanθ\over 2+tanθ}$$ का मान क्या होगा?

1009 0

  • 1
    $$ {1\over 4}$$
    Correct
    Wrong
  • 2
    $$ {3\over 4}$$
    Correct
    Wrong
  • 3
    $$ {1\over 2}$$
    Correct
    Wrong
  • 4
    $$ {5\over 8}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {1\over 2}$$"

Q:

(sec A + tan A – 1) (sec A – tan A+1) =?

688 0

  • 1
    cotA
    Correct
    Wrong
  • 2
    2cotA
    Correct
    Wrong
  • 3
    tanA
    Correct
    Wrong
  • 4
    2tanA
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "2tanA"

Q:

$$ {tan\ 40°+tan\ 20° +\sqrt{3}\ tan20° tan40°}$$ का मान है—

771 0

  • 1
    $$ {\sqrt{12}}$$
    Correct
    Wrong
  • 2
    $$ {1\over{\sqrt{3}}}$$
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    $$ {\sqrt{3}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "$$ {\sqrt{3}}$$"

Q:

यदि $$ {Acos^{2}θ+Bsin^{2}θ}={sin^{2}θ(sec^{2}θ+1)\over{sec^{2}θ-1}}$$  है तो cotθ=?

749 0

  • 1
    $${\sqrt{B-2\over2-A}}$$
    Correct
    Wrong
  • 2
    $${\sqrt{B-1\over2-A}}$$
    Correct
    Wrong
  • 3
    $${\sqrt{B-1\over A-2}}$$
    Correct
    Wrong
  • 4
    $${\sqrt{2-B\over 2-A}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$${\sqrt{B-1\over2-A}}$$"

Q:

यदि sin2a = cos3a  तब cot6 a – cot2a का मान कितना होगा?

698 0

  • 1
    1
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    -1
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1 "

      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