Mathematics MCQS for NTS Set 1

The graph of a quadratic function is

Parabola

Ellipse

Circle

Hexagon

If ab > 0 and a < 0, which of the following is negative?

#NAME?

(a – b)²

#NAME?

b

If 0 < n < 1, n is a rational number, the number of terms in the expansion of (1 + X)ⁿare

n + 1

2n

2n²

Infinitely many

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

2n + 1

n

n + 1

2n – 1

The set of complex numbers forms a group under the binary operation of

Addition

Division

Multiplication

Subtraction

The set {{a,b}} is

Infinite set

Singleton set

None

Two points set

How many elements are in the sample space of two rolling dies

6

12

18

36

The length of rectangle is twice as much as its breadth. If the perimeter is 120 cm, the length of the rectangle is

10 cm

30 cm

40 cm

20 cm

If the sum of the roots of the equation ax²– 2x + 2a = 0 is equal to their product, then the value of a is

1

3

4

2

The gradient of the line joining (1, 4) and (-2, 5) is

8-Mar

2

-2 2/3

-0.3333333333