Question # 1

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Polynomial of degree 0

Polynomial of degree 1

Polynomial of degree 2

Polynomial of degree n

If a > 0,b > 0, c > 0 then the roots of the equation ax2+ bx + c =0 are

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Real and negative

Non-real with negative real parts

Real and positive

Nothing can be said

w¹⁵= ______

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0

1

w

w²

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Rational

Irrational

Non-real

Zero

The quadratic formula is

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Root of the equation 3^x-1+ 3^1-x= is

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2

1

0

-1

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0

1

2

3

The synthetic division method is only used to divide a polynomial by

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quadratic equation

binomial

linear equation

monomial

A polynomial P(x)has a factor (x-a)if P(a) =

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a

x

1

0

Roots of the equation x²+ 2x + 3 = 0 are

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Real and equal

Real and distinct

Complex

None of these

For the equation |x²| + |x| -6 =0, the roots are

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One and only one real number

Real with sum one

Real with sum zero

Real with product zero

If the roots of x²+ ax + b = 0 are non-real, then for all real x, x²+ ax + b is

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Negative

Positive

Zero

Nothing can be said

The sum of the roots of the equation x2 -6x +2 = 0 is

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-6

2

-2

6

If 3x4 +4x3+x5is divided by x+1 , which of the following is the remainder

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7

-2

6

1

The roots of the equation ax²+ bx + c = 0 are complex/imaginary if

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b²- 4ac < 0

b²- 4ac = 0

b²- 4ac > 0

None of these

Find a if 1 is a root of the equation x²+ ax + 2 = 0

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3

-3

2

0

If the roots of ax²+ bx + c = 0 (a > 0) be greater than unity, then

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a + b + c = 0

a + b + c > 0

a + b + c < 0

None of these

If x³- x²+ 5x+ 4 is divided by x - 2, then the reminder is

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0

2

18

14

The minimum value of the quadratic function f(x) = 5 x 2-11,is

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7

-7

6

-11

Roots of the equation x²- 7x + 10 = 0 are

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{2, 5}

{-2, 5}

{2,5}

{-2,-5}

The roots of px2 - (p-q)x-q=0 are

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equal

Irrational

Rational

Imaginary

5x³+ 3x - is a ______

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Polynomial of degree 3

Polynomial of degree 2

Polynomial of degree 1

Polynomial of degree 0

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Only one real solution

Exactly three real solution

Exactly one rational solution

Non-real roots

The solution of the quadratic equation x2 -7x + 10=0, is

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2

5

2,5

7

The cube roots of 8 are

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There are ______ basic techniques for solving a quadratic equation

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Two

Three

Four

None of these

A quadratic equation has two

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roots

degree

variables

constants

The two parts into which 57 should be divided so that their product is 782 are

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43,14

34,23

33,24

44,13

If a,β are the roots of ax2+bx+c=0,the equation whose roots are doubled is

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ay2 +2by+c=0

ay2+2by+4c=0

ay2+2by+c=0

ay2+by+4c=0

If x-2 and x-1 both are factors of x³-3x³+2x-4p, then P must equal to

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1

2

0

-2

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ECAT Pre General Science Mathematics Chapter 6 Quadratic Equations Online Test MCQs With Answers

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