In this article we are sharing 10 Must Know Problems CDS 2 2017 Exam: Topic Algebra Polynomials.
10 Must Know Problems CDS 2 2017 Exam: Topic Algebra Polynomials
1. If the expression  contains (x+6) as a factor, the value of P is |
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| a. 132 | ||
| b. 141 | ||
| c. 144 | ||
| d. 151 | ||
| Answer. c | ||
2. The H.C.F of  and  is |
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| a. |
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| b. |
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| c. |
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| d. |
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| Answer. a | ||
3. The LCM of  and  is |
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| a. |
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| b. |
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| c. |
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| d. |
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| Answer. c | ||
4.  is divisible by |
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| a. |
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| b. |
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| c. |
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| d. |
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| Answer. d | ||
| 5. The factors(s) of 5px – 10qy + 2rpx = 4qry is/are | ||
| a. only (5+2r) | ||
| b. only (px-2qy) | ||
| c. Both (5+2r) and (px-2qy) | ||
| d. Neither (5+2r) and (px-2qy) | ||
| Answer. c | ||
6. One of the factors of the polynomial  is |
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| a. x+2 | ||
| b. x-2 | ||
| c. x+3 | ||
| d. x-3 | ||
| Answer. d | ||
7. Which is the HCF of the polynomials  |
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| a. |
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| b. |
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| c. |
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| d. |
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| Answer. a | ||
8. If two factors of  are (a+1) and (a-1), then what are the other two factors? |
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| a. (a-2) and (a+4) | ||
| b. (a+2) and (a+4) | ||
| c. (a+2) and (a-4) | ||
| d. (a-2) and (a-4) | ||
| Answer. b | ||
9. If (x – 6) is the HCF of  , then what is the value of k? |
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| a. 3 | ||
| b. 5 | ||
| c. 6 | ||
| d. 8 | ||
| Answer. b | ||
10. If the expression  has (x+4) as a factor, then what is the value of k? |
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| a. -16 | ||
| b. 16 | ||
| c. 32 | ||
| d. -32 | ||
| Answer. b | ||
