#### Maths MCQS for NTS

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

One

Infinite

Zero

Four

The set of all positive even integers is

{?}

?

{0}

{1,2,3}

The sum of the series 1+5+9+13+17+21+25+29 is:

20 cm

10 cm

30 cm

40 cm

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

{0,1}

±1

1

0

The number of ways in which we can courier 5 packets to 10 cities is

2 x 5

^{o}2

^{10}5

^{10}10

^{5}If Sin

^{-1}x + cos^{-1}y = ?, then x and y areReflex angles

Supplementary angles

Complementary angles

Associative angles

The value of x, and y, when (x+iy)

^{2}=5+4iX=2, y=-1

X=-2, y=1

X=2, y=2

X=2, y=-i

What is the domain of y= Sin

^{-1}x?-?/2 ? x ? ?/2

0 ? x ? ?

-1 ? x ?1

1 ? x ? 1

Sin(a + b) + Sin(a- b) =

Sin a + Cos b

Sin a Cos b

Sin a – 2Cos b

Sin a Sin b

If you looking a high point from the ground then the angle formed is

Horizon

Right angle

Angle of elevation

Angle of depression

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