Algebra Question with answer Practice Question and Answer
8 4 Q:
648af48bb50f5316a46369ad 4 Q:
648af395b50f5316a463679c 4 Q:
648af3112ad67965a24a97ee 4 Q:
648993babf323e479ab0f41f 4 Q:
6481a06723e51f4777094a8f 4 Q:
64805a7923e51f477704d402 Answer : 2. "
4 Q:
648059aba33e0f47b771a04c 4 Q:
6480447b23e51f4777046d10
Q: यदि x+y =3 तथा $${1\over x}+{1\over y}= -{3\over 10}$$ है, तो (x2+y2) का मान क्या है?
466 0648af48bb50f5316a46369ad
648af48bb50f5316a46369ad- 129true
- 228false
- 326false
- 434false
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Answer : 1. "29"
Q: निम्नलिखित व्यंजक को सरल कीजिए।
$${\left({375+125} \right)^2-\left({125-375} \right)^2}\over 375×375-125×125$$
453 0648af395b50f5316a463679c
648af395b50f5316a463679c- 1$$15\over 8$$false
- 2$$3\over 2$$true
- 3$$27\over 28$$false
- 4$$3\over 4$$false
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Answer : 2. "$$3\over 2$$"
Q: यदि x4+y4+x2y2=21 तथा x2+y2-xy=7 है, तो $${x\over y}+{y\over x}$$ का मान क्या है?
412 0648af3112ad67965a24a97ee
648af3112ad67965a24a97ee- 1$$15\over 8$$false
- 2$$3\over 2$$true
- 3$$27\over 28$$false
- 4$$3\over 4$$false
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Answer : 2. "$$3\over 2$$"
Q: यदि 6x2+13x+7=0, के मूल α और β हैं, तब α2, β2 मूल वाला समीकरण क्या होगा?
309 0648993babf323e479ab0f41f
648993babf323e479ab0f41f- 136x2 − 87x + 49 = 0false
- 236x2 − 85x − 49 = 0false
- 336x2 − 85x + 49 = 0true
- 436x2 + 87x − 49 = 0false
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Answer : 3. "36x2 − 85x + 49 = 0"
Q: यदि $$x^4+{16\over x^4}=15617, x>0$$ है तो $$x+{2\over x}$$ का मान ज्ञात कीजिए
429 06481a06723e51f4777094a8f
6481a06723e51f4777094a8f- 1$$ \sqrt {121} $$false
- 2$$ \sqrt {127} $$false
- 3$$ \sqrt {129} $$true
- 4$$ \sqrt {123} $$false
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Answer : 3. "$$ \sqrt {129} $$"
Q: a2+b2+c2-2ab-2bc+2ca का मान क्या है?
410 064805a7923e51f477704d402
64805a7923e51f477704d402- 1(2a + b + c)2false
- 2true
(a − b + c)2
- 3false
(a − b − 2c)2
- 4false
(a + 2b − c)2
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Answer : 2. "(a − b + c)2
"
Q: यदि $$a+{1\over a}=5$$, तो $$a^3+{1\over a^3}$$ का मान क्या है
338 0648059aba33e0f47b771a04c
648059aba33e0f47b771a04c- 1110true
- 215false
- 3105false
- 4-10false
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Answer : 1. "110 "
Q: यदि a=26 and b=22, है, तो $${{a^3-b^3}\over {a^2-b^2}}-{3ab\over a+b}$$ का मान है:
519 06480447b23e51f4777046d10
6480447b23e51f4777046d10- 1$$11\over 13$$false
- 2$$1\over 3$$true
- 3$$5\over 3$$false
- 4$$13\over 11$$false
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Answer : 2. "$$1\over 3$$"
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