Algebra Practice Question and Answer
8 4 Q:
64479518cd6ea382cf821012 Answer : 3. "
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5f1e9aac1b4d8003eeb1787d 4 Q:
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6343d7e4e76f2264c5df97a4 4 Q:
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Q: What is the product of (x + a) and (x + b)?
947 064479518cd6ea382cf821012
64479518cd6ea382cf821012- 1x2+(a-b)x+abfalse
- 2false
x2+(a-b)x-ab
- 3true
x2+(a+b)x+ab
- 4false
x2+(a+b)x-ab
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Answer : 3. "x2+(a+b)x+ab
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Q: If $$n+{2\over 3}n+{1\over2}n+{1\over7}n=97$$ then the value of n is :
944 05f1e9aac1b4d8003eeb1787d
5f1e9aac1b4d8003eeb1787d- 144false
- 246false
- 340false
- 442true
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Answer : 4. "42 "
Q: if 2x2 – 7x + 5 =0, then what is the value of $$x^2+{25\over 4x^2}$$
941 064d1fe6780ef1e74b4c9b6b0
64d1fe6780ef1e74b4c9b6b0- 1$$5{1\over 2}$$false
- 2$$7{1\over 4}$$true
- 3$$9{1\over 2}$$false
- 4$$9{3\over 4}$$false
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Answer : 2. "$$7{1\over 4}$$"
Q: If $$x+{1\over x}=c{1\over c}$$ then the value of x
938 06343d7e4e76f2264c5df97a4
6343d7e4e76f2264c5df97a4- 1c, 1\ctrue
- 2c, c2false
- 3c, 2cfalse
- 40, 1false
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Answer : 1. "c, 1\c "
Q: $$4a-{4\over a}+3=0$$ then the value of : $$ a^3-{1\over a^3}+3=?$$
929 064660ac60827e80a9f9a8cfd
64660ac60827e80a9f9a8cfd- 1$$3\over 16$$false
- 2$$7\over 16$$false
- 3$$21\over 24$$true
- 4$$21\over 16$$false
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Answer : 3. " $$21\over 24$$"
Q: If (x + y)3 +8 (x - y)3 = (3x+ Ay)(3x2+ Bxy+ Cy2), then the value of A+B+C is:
926 064c21c1ed3a6d4481eeb81c9
64c21c1ed3a6d4481eeb81c9- 10true
- 24false
- 32false
- 43false
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Answer : 1. "0"
Q: If p, q, r are all real numbers, then (p – q)3 + (q – r)3 + (r – p)3 is equal to
925 06409cf3086fd4161467df084
6409cf3086fd4161467df084- 1(p – q) (q – r) (r – p)false
- 23(p – q) (q – r) (r – p)true
- 30false
- 41false
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Answer : 2. "3(p – q) (q – r) (r – p) "
Q: If 27(x+y)3 – 8(x-y)3=(x+5y)(Ax2+By2+Cxy), then what is the value of (A+B-C)?
924 064b90c7523047f4c71cdc3a6
64b90c7523047f4c71cdc3a6- 118false
- 216true
- 313false
- 411false
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Answer : 2. "16"
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