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 5o
210
510
105
If Sin-1 x + cos-1 y = ?, then x and y are
Reflex angles
Supplementary angles
Complementary angles
Associative angles
The value of x, and y, when (x+iy)2=5+4i
X=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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