Algebra Practice Question and Answer
8 4 Q:
5f06dc00b13c2d244ada97fe 4 Q:
5ed9d95ae11a1c4b43e68e87 4 Q:
5f1fe824c090bf3ddbca0fdb 4 Q:
5d70de68d8eebc768d116c0b 4 Q:
5dca42ed582669277c292e29 4 Q:
6080f7a55027727e2fa72610 4 Q:
5ecce3947bb74b48ff937ca8 4 Q:
5e16f4970972601d1eb7e746
Q: यदि $$ {x+{1\over x}}=3$$ है तो $$ {x^2}-{1\over {x^2}}$$ का मान ज्ञात करें?
1811 05f06dc00b13c2d244ada97fe
5f06dc00b13c2d244ada97fe- 1$$ {8\sqrt{2}}$$false
- 2$$ {5\sqrt{8}}$$false
- 3$$ {5\sqrt{3}}$$false
- 4$$ {3\sqrt{5}}$$true
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Answer : 4. "$$ {3\sqrt{5}}$$"
Q: यदि a-b=10 , ab=-21, है तो a3-b3 का मान होगा।
1809 05ed9d95ae11a1c4b43e68e87
5ed9d95ae11a1c4b43e68e87- 1316false
- 2370true
- 3185false
- 4158false
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Answer : 2. "370"
Q: यदि a+b=2c है, तो $${a\over a-c}+{c\over b-c}?$$का मान ज्ञात करें ?
1807 05f1fe824c090bf3ddbca0fdb
5f1fe824c090bf3ddbca0fdb- 12false
- 2-1false
- 30false
- 41true
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Answer : 4. "1 "
Q: 
1802 05d70de68d8eebc768d116c0b
5d70de68d8eebc768d116c0b
- 1-1false
- 21true
- 32false
- 441false
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Answer : 2. "1"
Q: यदि दो संख्या x और $$1\over x$$ (जहाँ x ≠ 0) का औसत A है तो x3 और $$1\over {x^3}$$ तो का औसत क्या होगा ?
1799 05dca42ed582669277c292e29
5dca42ed582669277c292e29- 1$$4A^3-2A$$false
- 2$$4A^3-3A$$true
- 3$$4A^3-4A$$false
- 4$$4A^2-2A$$false
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Answer : 2. "$$4A^3-3A$$ "
Q: यदि $$ {x+{1\over x}=\sqrt{3}}$$ है तो $$ {x^{48}+x^{378\over7}+x^{726\over11}+x^{60}}$$
1793 06080f7a55027727e2fa72610
6080f7a55027727e2fa72610- 11false
- 20true
- 3-1false
- 42false
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Answer : 2. "0"
Q: यदि k = -3 है तो $$ {k^3+3k}$$. का मान होगा।
1785 05ecce3947bb74b48ff937ca8
5ecce3947bb74b48ff937ca8- 1-36true
- 236false
- 337false
- 4-37false
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Answer : 1. "-36 "
Q: यदि $${a\over b}={2\over3}$$ और $${b\over c}={4\over5}$$ है, तो $${a+b}\over {b+c}$$ का अनुपात किसके बराबर होगा ?
1774 05e16f4970972601d1eb7e746
5e16f4970972601d1eb7e746- 1$${20\over27} $$true
- 2$${27\over20} $$false
- 3$${6\over8} $$false
- 4$${8\over6} $$false
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Answer : 1. " $${20\over27} $$"
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