Trigonometry Question and Answers Practice Question and Answer
8 4 Q:
5f40dcdcb8958f14fa2b34f6 4 Q:
6099029ec4aedb3e80669631 4 Q:
5efeafe79bfe193cd14b75c5 4 Q:
5f0ec66ef4c8bf4bad01e8b4 4 Q:
5dd38201bfcbc45cddeddb4d 4 Q:
5dd38322874d2d52fa317fac 4 Q:
5f5afb66b772fe2f8b286d6e 4 Q:
5ecf342aa7365b2f4ce1cfb0
Q: Find the minimum value of $$ {25 cosec^{2}θ +25sin^{2}θ}$$
1561 05f40dcdcb8958f14fa2b34f6
5f40dcdcb8958f14fa2b34f6- 125false
- 250true
- 355false
- 420false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "50"
Q: If Cos A + Cos2 A = 1, then Sin2 A + Sin4 A=?
1557 06099029ec4aedb3e80669631
6099029ec4aedb3e80669631- 10false
- 21true
- 3$$ {1\over 2}$$false
- 4-1false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "1"
Q: $$ {tan7°tan23°tan60°tan67°tan83°}$$ is equal to-
1557 05efeafe79bfe193cd14b75c5
5efeafe79bfe193cd14b75c5- 10false
- 2$$ \sqrt{3}$$true
- 3$$ 1\over \sqrt{3}$$false
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "$$ \sqrt{3}$$"
Q: What is the value of $$ {cosecθ\sqrt{1-cos^2θ}}$$.
1556 05f0ec66ef4c8bf4bad01e8b4
5f0ec66ef4c8bf4bad01e8b4- 10false
- 2– 2false
- 3– Sinθfalse
- 41true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "1"
Q: If $$ sin(θ+30^0)= {3\over \sqrt { 12} } $$ then find cos2θ :
1554 05dd38201bfcbc45cddeddb4d
5dd38201bfcbc45cddeddb4d- 1$$ {1\over 4} $$false
- 2$$ {3\over 4} $$true
- 3$${\sqrt { 3} \ }\over 2 $$false
- 4$$ {1\over 2} $$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "$$ {3\over 4} $$"
Q: The value of sec4 A (1 – sin4A) – 2tan2A is:
1552 05dd38322874d2d52fa317fac
5dd38322874d2d52fa317fac- 1$$ {1\over 2} $$false
- 20false
- 32false
- 41true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "1"
Q: If cosec 39°= x, the value of $$ {1\over {cosec^{2}{51°}}} +sin^{2} 39^{°}+tan^{2}{51^{°}}-{1\over {sin^{2}{51^{°}}}{Sec^{2}{39^{°}}}}$$ is-
1546 05f5afb66b772fe2f8b286d6e
5f5afb66b772fe2f8b286d6e- 1$$ {\sqrt{x^{2}-1}}$$false
- 2$$ {\sqrt{1-x^{2}}}$$false
- 3$$ {x^{2}-1}$$true
- 4$$ {1-x^{2}}$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "$$ {x^{2}-1}$$"
Q: (secA – 1)/(secA + 1) is equal to?
1542 05ecf342aa7365b2f4ce1cfb0
5ecf342aa7365b2f4ce1cfb0- 1(1 – sinA)/(1 + sinA)false
- 2(1 – cosA)/(1 + cosA)true
- 3(1 + cosA)/(1 – cosA)false
- 4(1 + sinA)/(1 – sinA)false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "(1 – cosA)/(1 + cosA)"
en1679popular