Question # 1

The perimeter of a sector of a central angle of measure 1 radian out off an are of length 35cm is

Choose an answer

35 cm

70 cm

140 cm

105 cm

w¹¹= ______

Choose an answer

0

1

w

w²

If S = {3,6,9,12.......}, then

Choose an answer

S = Four multiples of 3

S = Set of even numbers

S = Set of prime numbers

S = All multiples of 3

If a,b,c are in arithmetic progression, then 1/a,1/b.1/c are in

Choose an answer

A.M

G.M

H.M

G.P

Domain of 3 sin x is ______

Choose an answer

[-3, 3]

R

Positive real numbers

None of these

Choose an answer

Singleton set

A set with two points

Empty set

None of these

If (0, 0) and (1, 0) are the end points of a diameter, then the equation of the circle is

Choose an answer

The mid point of the line segment joining the points (3,-1) and (-3,1) is

Choose an answer

(3,-1)

(0,0)

(2,2)

(4,4)

Choose an answer

Domain of cosh x is

Choose an answer

R

R -{0}

[1,∞)

[0,∞)

The number of subset of {0} is

Choose an answer

1

2

3

None

Choose an answer

N

r

2r

π

The solution set of the equation tan^-1x - cot^-1x = cos^-1(2 - x) is

Choose an answer

[0, 1]

[-1, 1]

[1, 3]

None of these

The set { {a, b} } is

Choose an answer

Infinite set

Singleton set

Two points set

Empty set

The middle term of the expansion (1 + 2x)⁶is ______

Choose an answer

1st term

4th term

2nd term

5th term

What is the conjugate of -6 -i

Choose an answer

-6 +i

6 + i

-6 -i

6 -i

Choose an answer

none of these

Domain of tan x is ______

Choose an answer

The matrix A is Hermitian when (A)' =

Choose an answer

A

-A

A

A'

Both the roots of the equation (x - b) (x - c) + (x - c)(x - a) + (x - a)(x - b) = 0 are always

Choose an answer

Positive

Negative

Real

None of these

Choose an answer

Reflexive property

Symmetric property

Transitive property

Additive property

sin (α+β) + sin (α-β)

Choose an answer

2 sinαcosβ

sin (2αβ)

sinαcosα

None of these

Sec 30° = ______

Choose an answer

Associative law of multiplication

Choose an answer

ab = ba

a(bc) = (ab) c

a(b+c) = ab + ac

(a + b)c = ac + bc

Choose an answer

∫ x cos dx is equal to :

Choose an answer

x cos x + sin x

cos x + x sin x

x cos x + x sin x

x sin x + cos x

Range if y = cos x is

Choose an answer

-1≤ y≤ 1

-1 < y < 1

-∞ < x < +∞

None of these

Choose an answer

6x + 2 + c

6x + x²+ c

6x³+ x²+ x

More Classes

Other Links

ECAT Pre General Science Mathematics 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