Algebra Question with answer Practice Question and Answer
8 4 Q:
6409cb2636c856ead79cb357 4 Q:
648af48bb50f5316a46369ad 4 Q:
6447959fdf70e0688c8264bb 4 Q:
6479ad4451bf194753eca662 4 Q:
6409caaf56c45fd8d39e6a8f 4 Q:
64c21c1ed3a6d4481eeb81c9 4 Q:
64bfb4ce2dc867f593162c69 4 Q:
5f1e9da626299776aa421043
Q: Out of the given responses, one of the factors of (a2 – b2 )3 + (b2 – c2) 3 + (c2 – a2) 3 is
1139 06409cb2636c856ead79cb357
6409cb2636c856ead79cb357- 1(a + b) (a – b)true
- 2(a + b) (a + b)false
- 3(a – b) (a – b)false
- 4(b – c) (b – c)false
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Answer : 1. "(a + b) (a – b) "
Q: if x+y =3 and $${1\over x}+{1\over y}= -{3\over 10}$$ then the value of (x2+y2) is :
1138 0648af48bb50f5316a46369ad
648af48bb50f5316a46369ad- 129true
- 228false
- 326false
- 434false
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Answer : 1. "29"
Q: If x+y+z=10, x2+y2+z2=30, then the value of x3+y3+z3-3xyz is _________.
1133 06447959fdf70e0688c8264bb
6447959fdf70e0688c8264bb- 1−10false
- 2−70false
- 3−50true
- 4−30false
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Answer : 3. "−50"
Q: If x + y + 3 = 0 , then find the value of x3+y3-9xy+9.
1125 06479ad4451bf194753eca662
6479ad4451bf194753eca662- 118false
- 236false
- 3-36false
- 4-18true
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Answer : 4. "-18 "
Q: If a = 34, b = c = 33, then the value of a3 + b3 + c3 – 3abc is
1124 06409caaf56c45fd8d39e6a8f
6409caaf56c45fd8d39e6a8f- 10false
- 2111false
- 350false
- 4100true
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Answer : 4. "100"
Q: If (x + y)3 +8 (x - y)3 = (3x+ Ay)(3x2+ Bxy+ Cy2), then the value of A+B+C is:
1116 064c21c1ed3a6d4481eeb81c9
64c21c1ed3a6d4481eeb81c9- 10true
- 24false
- 32false
- 43false
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Answer : 1. "0"
Q: If 9x2 + y2 = 37 and xy = 2, x, y>0, then the value of (27x3+ y3) is:
1116 064bfb4ce2dc867f593162c69
64bfb4ce2dc867f593162c69- 1301false
- 2217true
- 3207false
- 4259false
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Answer : 2. "217"
Q: If a ≠ b, then which of the following statement is true ?
1115 05f1e9da626299776aa421043
5f1e9da626299776aa421043- 1$${a+b\over 2}= \sqrt{ab} $$false
- 2$${a+b\over 2}> \sqrt{ab} $$true
- 3$${a+b\over 2}< \sqrt{ab} $$false
- 4All of the abovefalse
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Answer : 2. "$${a+b\over 2}> \sqrt{ab} $$"
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