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CDS || Maths || Algebra || Function_Quiz_2020

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Question 1

X, Y are two sets and X has 40 elements,

) has 60 elements and (

has 10 elements .Find the number of elements in Y is

Question 2

If f(x) and g(x) be periodic and non-periodic functions respectively, then f(g(x)) is

Question 3

A clock is started at noon. By 10 minutes past 5, through what angle, the hour hand moves?

Question 4

The difference of maximum values of the expressions (6 + 5x - x²) and (y - 6 - y²) for any real values of x and y is:

Question 5

Function f : R→ R : f(x) = sinx is:

Question 6

then what is the value of

Question 7

then the value of

is:

Question 8

and

then the value of

can be equal to

Question 9

where K is a real number, then cosec A (3 sin A – 4 sin³A) is equal to

Question 10

Let f : R→ R : f(x)= x² + 3x + 1 and g : R→ R : g(x) = 2x – 3 then find out gof

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