Question # 1

For the parabola the line through focus and perpendicular to the directrix is called

Choose an answer

Tangent

Vertex

Axis

None

Choose an answer

4

3

2

1

The standard form of the quadratic function f(x) = -x² +4x+2, is

Choose an answer

(x-2)²+6

-(x-2)² + 6

(x-3)²+5

(x+4)²-7

The additive identity of real number is

Choose an answer

1

2

1/2

0

2x³+ 3x + 9 is a ______

Choose an answer

Polynomial of degree 3

Quadratic equation

Cubic equation

Polynomial of degree 2

Which of the following is the definition of singleton

Choose an answer

The objects in a set

A set having no element

A set having no subset

None of these

Two cards are drawn at random from a well shuffled pack of cards. The probability that at least one of them is a face card is

Choose an answer

3 / 17

5 / 17

7 / 17

9 / 17

A diagonal matrix in which the diagonal elements are equal is called a

Choose an answer

Null matrix

Identity matrix

Scalar matrix

Row matrix

The negation of given number is a

Choose an answer

Binary operation

Unary operation

Relation

None of these

What is the value of cos (cos-1 2) ?

Choose an answer

√2

1/2

undefine

0

Name the property used in a (b-c) = ab - ac

Choose an answer

commutative property of multiplication

distributive property of multiplication

associative property of multiplication

multiplicative inverse

The domain of the function y = sin x , is

Choose an answer

-π/2≤ x≤ π/2

π/ ≤ x≤ π

-2π ≤ x≤ 2π

-1 ≤ x≤ 1

Choose an answer

An empty set

Universal set

A singleton set

None of these

Choose an answer

0

1

-1

Choose an answer

The value of x for which the polynomials x2 - 1 and x2 -2x + 1 vanish simultaneously is

Choose an answer

2

1

-1

-2

If the expansion of (1 + x)²⁰, then co-efficient of rth ad (r + 4)th term are equal, then r is

Choose an answer

7

8

9

10

An equation of the form ax + by = k is homogeneous linear equation when:

Choose an answer

none of these

The graph of a quadratic function is

Choose an answer

Circle

Ellipse

Parabola

Hexagon

Which of the following is factor of p(x) =2x3 +3x2+3x+2 ?

Choose an answer

x+1

2x+1

3x+1

2x-1

Choose an answer

Domain of sin x is ______

Choose an answer

The 6th term of an arithmetic sequence whose first term is 3 and common difference in zero is

Choose an answer

18

6

3

0

Choose an answer

There is no integer n for which 3n is

Choose an answer

Even

Prime

Odd

Real

Choose an answer

y + 1 = Ae^x

y + 1 = Axe^x

xe^x= C

y + xe^x= C

Sine rule for a triangle states that

Choose an answer

a/sin A = b/sin B = c/sin C

sin A/a = sin B/b = sin C/c

a/sin A + b/sin B + c/sin C

2a/sin A = 2b/sin B = 2c/sin C

Rational number is a number which can be written as a terminating decimal fraction or a

Choose an answer

Non-terminating decimal fraction

Non-recurring

Recurring decimal fraction

a, b and c

More Classes

Other Links

Mathematics ECAT Pre Engineering Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer