| 1 |
The standard form of quadratic equation is: |
- A. x<sup>2</sup>+6=7x
- B. x<sup>2</sup>-7x=6
- C. 7x+6=x<sup>2</sup>
- D. x<sup>2</sup>-7x+6=0
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| 2 |
An equation of the type 3<sup>x</sup>+3<sup>2-x</sup>+6 = 0 is called a/an: |
- A. Reciprocal equation
- B. Radical equation
- C. Exponential equation
- D. None of these
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| 3 |
In ax<sup>2</sup>+b+c, the co-efficient of x is: |
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| 4 |
A root of an equation, which do not satisfy the given equation is called: |
- A. Endogenous root
- B. Extraneous root
- C. Internal root
- D. Radical root
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| 5 |
The factors of 3x<sup>2</sup>-7x-20=0 are: |
- A. (x-4)(3x+5)
- B. (x+4)(3x-5)
- C. (x-4)(3x-5)
- D. (x+4)(3x+5)
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| 6 |
Factors of x<sup>2</sup>-x-2=0 are: |
- A. (x-1)(x+2)
- B. (x-1)(x-2)
- C. (x-1)(x-2)
- D. (x+1)(x+2)
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| 7 |
The number of methods to solve a quadratic equation is: |
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| 8 |
A second degree equation in one variable x is of the form: |
- A. ax<sup>2</sup>+c
- B. ax<sup>2</sup>+bx+c
- C. ax+bx+c
- D. ax<sup>2</sup>+b
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| 9 |
To solve (x+a)(x+b)(x+c)(x+d) = k, we have: |
- A. a-b=b-c
- B. a-b=c-d
- C. a+b=c+d
- D. a-c=b-c
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| 10 |
In ax<sup>2</sup>+b+c, the co-efficient of x<sup>2</sup> is: |
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