Question # 1

A numbers exceeds its square root by 6, the number is:

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6

3

9

none of these

If the Discriminant of a quadratic equation is a perfect square, then roots are:

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real and equal

complex

rational

irrational

If one root of 2x² + ax + 6 = 0 is 2 then the value of a is:

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7

-7

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i

In ax² + bx + c = 0, if b² - 4ac > 0 and perfect square the roots are:

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rational

irrational

equal

complex

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1

0

2

3

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linear equation

Quadraticequation

cubicequation

radicalequation

The ration of the sum and product of roots of 7x² - 12x + 18 = 0 is:

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7:12

2:3

3:2

7:18

No. of ways of solving a quadratic equation:

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1

3

2

4

The other name of quadratic equation is:

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linear equation

1st degree equation

2nd degree equation

none

One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............:

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3

2

1

4

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree:

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m . n

m - n

m + n

m × n

For what value of k, the roots of the equation x² + √k x + 2 = 0 are equal:

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1

8

2

4

If the sum of the roots of the equation kx² - 2x + 2k = 0 is equal to their product, then the value of k is:

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1

2

3

4

If the roots of x² - bx + c = 0 are two consecutive integers, then: b² - 4ac =

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0

1

-1

2

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the quotient P(x) + Q(x) will produce a polynomial of degree:

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m . n, plus a quotient

m - n, plus a remainder

m ÷ n, plus a factor

m + n, plus a remainder

Solution set of the simultaneous equations : x + y = 1, x - y = 1 is:

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{(0,0)}

{(1,0)}

{(0,1)}

{(1,1)}

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c = 0

b = 0, c = 0

Sum of all three cube roots of unity is:

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1

-1

0

3

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4

16

8

64

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