Question # 1

If y=sin(ax+b) then y4=________:

Choose an answer

sin4(ax+b)

a4sin(ax+b)

a4cos(ax+b)

None of these

Choose an answer

E-radius corresponding to < B is

Choose an answer

The difference of two consecutive terms of an A.P is called the

Choose an answer

Common difference

Common ratio

Geometric series

Geometric mean

If Sin A = sin B, cos A = cos B, then the value of A in terms of B is

Choose an answer

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

Choose an answer

Principle of equality of fractions

Rule for product of fractions

Golden rule for fractions

Rule for quotient of fractions

Optimal solution is found by evaluation the objective function at

Choose an answer

All point of feasible region

Corner point

Origin

None

One degree is denoted by

Choose an answer

1⁰

1'

1"

1 rad

Choose an answer

The solution set of the equation 4 cos²x - 3 + 0 is

Choose an answer

none of these

The key for opening a door is in a bunch of 10 keys. A man attempts to open the door by trying the keys at random discarding the wrong key. The probability that the door is opened in the 5th trial is

Choose an answer

1 / 10

2 / 10

3 / 10

4 / 10

Choose an answer

A

B

A'B'

B'A

The root of the quadratic equation are

Choose an answer

3

2

1

4

0.25 is ______

Choose an answer

An irrational number

A natural number

A prime number

A rational number

A Geometric Series is divergent only if

Choose an answer

|r|>1

|r|≥1

|r|=1

None of these

There is no integer n for which 3n is

Choose an answer

Even

Prime

Odd

Real

If #n = (n-5)2 + 5, then find #3 x #4.

Choose an answer

54

12

4

9

if f(x) = x³ -3x² +5x -1, then f(-√2)=

Choose an answer

7+7√2

3+3√2

-7-7√2

-3-3√2

If f(√x)=sin x , then f′(x) =______;

Choose an answer

2xcosx2

cosx2

cos√x

None of these

If n(A) = n then n(P(A)) is

Choose an answer

2n

n²

n/2

2ⁿ

The differential equation of all st. lines which are at a constant distance to form the origin is

Choose an answer

sin2 π/6 + sin2 π/3 + tan2 π/4 =______;

Choose an answer

1

2

3

4

Choose an answer

Rational

Irrational

Non-real

Zero

Choose an answer

P(A) + P(B)

P(A) - P(B)

P(A) . P(B)

P(A) / P(B)

A sequence having no last term is called

Choose an answer

arithmetic sequence

Geometric sequence

Finite sequence

Infinite sequence

Choose an answer

Cos-1(x)=

Choose an answer

cos x

x

tan-1(-x)

Sec-1 (1/x)

Choose an answer

none of these

(0.90)^1/2is equal to

Choose an answer

0.99

0.90

0.80

0.88

1 radian = ______

Choose an answer

180°

90°

57.296°

60°

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