1 |
Find m So that x<sup>2</sup>+4x+m is a complete square _______: |
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2 |
Factors of 25x<sup>2</sup>+16a<sup>2</sup>+40x |
- A. 5x+4
- B. (5x+4)<sup>2</sup>
- C. (5x+4)(5x-4)
- D. (5x-4)<sup>2</sup>
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3 |
Factors of x<sup>2</sup>-5x+6 are: |
- A. (x+1),(x-6)
- B. (x-2),(x-3)
- C. (x+6),(x-1)
- D. (x+2),(x+3)
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4 |
IMG (....................): |
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5 |
The factors of x<sup>2</sup>-7x+12: |
- A. (x+3)(x+4)
- B. (x-3)(x-4)
- C. (x+3)(x-4)
- D. (x-3)(x+4)
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6 |
The factors of x<sup>2</sup>-5x+6 are: |
- A. x+1, x-6
- B. x-2, x-3
- C. x+6, x-1
- D. x+2, x+3
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7 |
What will be added in 9x<sup>2</sup>-12xy to complete the square: |
- A. -16y<sup>2</sup>
- B. 16y<sup>2</sup>
- C. -4y<sup>2</sup>
- D. 4y<sup>2</sup>
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8 |
Factorize 3x<sup>2</sup>-75y<sup>2</sup> |
- A. (x+3)(x+75y)
- B. 3(x+25y)(x-25y)
- C. 3(x-25y)(x-25y)
- D. 3(x+5y)(x-5y)
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9 |
Factors of 8x3+27y3 are: |
- A. (2x+3y),(4x2+9y2)
- B. (2x-3y),(4x2-9y2)
- C. (2x+3y),(4x2-6 xy+9y2)
- D. (2x-3y),(4x2+6 xy+9y2)
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10 |
Factors of a<sup>4</sup>-4b<sup>4</sup> are: |
- A. (a-b),(a+b),(a2+4b<sup>2</sup>)
- B. (a<sup>2</sup>-2b<sup>2</sup>),(a<sup>2</sup>+2b<sup>2</sup>)
- C. (a-b),(a+b),(a<sup>2-</sup>4b<sup>2</sup>)
- D. (a-2b),(a<sup>2</sup>+2b<sup>2</sup>)
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