Question # 1

The other name of quadratic equation is:

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linear equation

1st degree equation

2nd degree equation

none

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none of these

If 4^x = 2, then x equals:

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2

1

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

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rational

irrational

equal

complex

If the sum of the roots of ax² - (a + 1) x + (2a + 1) = 0 is 2, then the product of the roots is:

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1

2

3

4

For what value of k, the sum of the roots of the equation x² + kx + 4 = 0 is equal to the product of its roots:

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±1

4

±4

-4

Solution set of the equation x² - 3x + 2 = 0 is

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{-1, 2}

{1, -2}

{-1, -2}

{1, 2}

Sum of all four fourth roots of unity is:

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1

0

-1

3

Sum of roots of ax² + bx + c = 0 is equal to product of roots only if:

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a+c=0

b+c=0

a+b=0

a+b+c=0

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

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6

3

9

none of these

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

Synthetic division is a process of:

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division

subtraction

addition

multiplication

How many complex cube roots of unity are there:

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2

0

1

3

Four fourth roots of 625 are:

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±5,±5i

±5,±25i

±25,±25i

none of these

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)}

Which one is radical equation:

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ax² + bx + c

ax + b = 0

2^x = 16

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

If a polynomial P(x) = x2 + 4x2 - 2x + 5 is divided by x - 1, then the reminder is:

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8

-2

4

5

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1

0

2

3

If α, ß are the roots of x² + kx + 12=0 such that α-ß = 1 then K = :

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0

±5

±7

±15

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linear equation

Quadraticequation

cubicequation

radicalequation

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quadratic equation

reciprocal equation

exponential equation

none of these

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