| 1 |
HCF of x-2 and x+x-6 is: |
- A. x<sup>2</sup>+x-6
- B. x+3
- C. x-2
- D. x+2
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| 2 |
LCM of 15x<sup>2</sup> , 45xy and 30xy is: |
- A. 90xyz
- B. 90x<sup>2</sup>yz
- C. 15xyz
- D. 15x<sup>2</sup>yz
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| 3 |
Simplify_ |
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| 4 |
HCF of x<sup>2</sup>+3x+2, x<sup>2</sup>+4x+3 and x<sup>2</sup>+5x+4 is: |
- A. x+1
- B. (x+1)(x+2)
- C. (x+3)
- D. (x+4)(x+1)
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| 5 |
Simplify it: |
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| 6 |
H.C.F of x-2 and x<sup>2</sup>+x-6 is _______: |
- A. x<sup>2</sup>+x-6
- B. x+3
- C. x-2
- D. x+2
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| 7 |
HCF of 5x<sup>2</sup>y<sup>2</sup> and 20x<sup>3</sup>y<sup>3</sup> is: |
- A. 5x<sup>2</sup>y<sup>2</sup>
- B. 20x<sup>3</sup>y<sup>3</sup>
- C. 10x<sup>5</sup>y<sup>5</sup>
- D. 5xy
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| 8 |
To find HCF, we use following method: |
- A. By factorization
- B. By division
- C. Both a and b
- D. None
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| 9 |
What should be added to complete the square of x<sup>4</sup>+64 _______ : |
- A. 8x<sup>2</sup>
- B. -8x<sup>2</sup>
- C. 16x<sup>2</sup>
- D. 4x<sup>2</sup>
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| 10 |
The square root of (imge) is: |
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