Trigonometry Practice Question and Answer
8 4 Q:
64953e22ab3c5fffc2d0d030 4 Q:
64804426f4063d472f2f1a1c 4 Q:
649e7cc746047484bc7db291 4 Q:
6332e2d15c208a6bf707c15b 4 Q:
64bf7b8488d5e4f52df2abf6 4 Q:
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Q: यदि $$tan(A+B)=\sqrt { 3} \ $$ और $$ tan(A-B)= {1\over \sqrt { 3} \ }; 0^0<(A+B)<90^0;A>B, $$ तो A और B का मान हैं
870 064953e22ab3c5fffc2d0d030
64953e22ab3c5fffc2d0d030- 145° and 15°true
- 215° and 45°false
- 330° and 30°false
- 460° and 30°false
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Answer : 1. "45° and 15° "
Q: व्यंजक का मान क्या होगा
cos 2A cos2B+sin2(A-B)-sin2(A+B)?
864 064804426f4063d472f2f1a1c
64804426f4063d472f2f1a1ccos 2A cos2B+sin2(A-B)-sin2(A+B)?
- 1sin(2A-2B)false
- 2cos(2A+2B)true
- 3cos(2A-2B)false
- 4sin(2A+2B)false
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Answer : 2. "cos(2A+2B)"
Q: cos 1200 का सटीक मान ज्ञात कीजिए।
813 0649e7cc746047484bc7db291
649e7cc746047484bc7db291- 11false
- 20false
- 3-0.5true
- 40.5false
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Answer : 3. "-0.5"
Q: यदि x = a secθ cos∅, y = b secθ sin∅, z=c tanθ, तो $$ {x^2\over a^2}+{y^2\over b^2}-{z^2\over c^2} $$ का मान क्या होगा?
813 06332e2d15c208a6bf707c15b
6332e2d15c208a6bf707c15b- 11true
- 24false
- 39false
- 40false
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Answer : 1. "1"
Q: $$\left({1\over cosecθ}-{1\over sinθ} \right)+{1\over {cosecθ-cotθ}} -{1\over secθ+tanθ} =?$$
812 064bf7b8488d5e4f52df2abf6
64bf7b8488d5e4f52df2abf6- 1sinθcosθfalse
- 2sinθtanθfalse
- 3secθcosecθtrue
- 4cosecθcotθfalse
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Answer : 3. "secθcosecθ"
Q: cosecA(1 - cosA)(cosecA + cotA) का मान क्या है?
812 0644f99a0f3618908bf54770d
644f99a0f3618908bf54770d- 12false
- 21true
- 30false
- 43false
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Answer : 2. "1"
Q: tan 270 tan340 + tan340 tan290 + tan290 tan270 का मान ज्ञात कीजिए।
808 0648041fa51bf194753032a36
648041fa51bf194753032a36- 11true
- 2-1false
- 30false
- 4√3false
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Answer : 1. "1"
Q: △ABC, B पर समकोण त्रिभुज है और tan A = $$3\over 4$$, तो sin A + sin B + sin C इसके बराबर होगा:
807 064805acba33e0f47b771a1c5
64805acba33e0f47b771a1c5- 1$$2{4\over 5}$$false
- 2$$2{2\over 5}$$true
- 3$$3{1\over 5}$$false
- 4$$1{1\over 5}$$false
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Answer : 2. "$$2{2\over 5}$$"
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