Algebra Question with answer Practice Question and Answer
8 4 Q:
63861340a72dd915f318247d 4 Q:
6447959fdf70e0688c8264bb 4 Q:
6343d790e76f2264c5df91ee 4 Q:
64be5ef0a2d4dcaf0448bd97 4 Q:
6481a06723e51f4777094a8f 4 Q:
648af48bb50f5316a46369ad 4 Q:
6409cae686fd4161467deaae 4 Q:
648af395b50f5316a463679c
Q: A complete factorization of x4+64 is
1009 063861340a72dd915f318247d
63861340a72dd915f318247d- 1$$\left(x^2+8 \right)^2 \ $$false
- 2$$\left(x^2+8 \right) \ (x^2-8)$$false
- 3$$\left(x^2-4x+8 \right) \ (x^2-4x-8)$$false
- 4$$\left(x^2+4x+8 \right) \ (x^2-4x+8)$$true
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Answer : 4. "$$\left(x^2+4x+8 \right) \ (x^2-4x+8)$$"
Q: If x+y+z=10, x2+y2+z2=30, then the value of x3+y3+z3-3xyz is _________.
1002 06447959fdf70e0688c8264bb
6447959fdf70e0688c8264bb- 1−10false
- 2−70false
- 3−50true
- 4−30false
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Answer : 3. "−50"
Q: If P = 99, then the value of P(P2+3P+3) is
1000 06343d790e76f2264c5df91ee
6343d790e76f2264c5df91ee- 1999false
- 2999999true
- 399999false
- 499false
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Answer : 2. "999999"
Q: The expression $${15(\sqrt { 10}+\sqrt { 5})\over \sqrt { 10}+\sqrt { 20}+\sqrt { 40}-\sqrt { 5}-\sqrt { 80} }$$ is equal to:
995 064be5ef0a2d4dcaf0448bd97
64be5ef0a2d4dcaf0448bd97- 1$$10(3+2 \sqrt { 5})$$false
- 2$$5+(2 \sqrt { 2})$$false
- 3$$5(3+2 \sqrt { 2})$$true
- 4$$5-(2 \sqrt { 5})$$false
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Answer : 3. "$$5(3+2 \sqrt { 2})$$"
Q: if $$x^4+{16\over x^4}=15617, x>0$$ then find the value of $$x+{2\over x}$$
993 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: if x+y =3 and $${1\over x}+{1\over y}= -{3\over 10}$$ then the value of (x2+y2) is :
992 0648af48bb50f5316a46369ad
648af48bb50f5316a46369ad- 129true
- 228false
- 326false
- 434false
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Answer : 1. "29"
Q: If x = y = 333 and z = 334, then the value of x3 + y3 + z3 – 3xyz is
991 06409cae686fd4161467deaae
6409cae686fd4161467deaae- 10false
- 2667false
- 31000true
- 42334false
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Answer : 3. "1000 "
Q: Simplify the following expression.
$${\left({375+125} \right)^2-\left({125-375} \right)^2}\over 375×375-125×125$$
984 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. "$$3\over 2$$"
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