| 1 |
HCF of a<sup>2</sup>-b<sup>2</sup> and a<sup>3</sup>-b<sup>3</sup> is: |
- A. a-b
- B. a+b
- C. a<sup>2</sup>=ab+b<sup>2</sup>
- D. a<sup>2</sup>-ab+b<sup>2</sup>
|
| 2 |
HCF of a<sup>3</sup>+b<sup>3</sup> and a<sup>2</sup>-ab+b<sup>2</sup> is: |
- A. a+b
- B. a<sup>2</sup>-ab+b<sup>2</sup>
- C. (a-b)<sup>2</sup>
- D. a<sup>2</sup>+b<sup>2</sup>
|
| 3 |
We can find square root by the method |
- A. By factorization
- B. By division
- C. Both a and b
- D. None
|
| 4 |
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
|
| 5 |
H.C.F 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. 100x<sup>5</sup>y<sup>5</sup>
- D. 5xy
|
| 6 |
To find HCF, we use following method: |
- A. By factorization
- B. By division
- C. Both a and b
- D. None
|
| 7 |
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)
|
| 8 |
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
|
| 9 |
Simplify_ |
|
| 10 |
HCF of x<sup>2</sup>-5x+6 and x<sup>2</sup>-x-6 is: |
- A. x-3
- B. x+2
- C. x<sup>2</sup>-4
- D. x-2
|
