Mathematics MCQS for class 12 with Answers Chapter 1

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Mathematics MCQS for class 12 with Answers


If f(x) = x2, then the range of f is __________
-1
3
7
-2

If f(x)=x2-x then f(-2)=
8
-4
1
6

If f(x) = x3– 2x2+ 4x – 1, then f(0) = _______________
2
-1
0
1

Which one is an exponential function?
log2x
2x
x2
xe

Cos h2x – sin h2x = ____________
0
1
-1
0

In a binary relation, the set of consisting of all the first elements of the ordered pairs is called
Cartesian product
Function
Range
Domain

Let f(x) = -2,g(x) = 2x + 1, then fog(x) =
-2x
4x + 3
2x + 1
-2

A function in which the variables are _________ numbers, the function is called a real valued function of real numbers
Rational
Real
Complex
None of these

If f(x)=x2 then the range of f is
Set of all non-negative real numbers
Set of all real numbers
Set of irrational numbers
Set of integers

If f(x) = 4x – 1, Then f(1) = __________
-2
-1
3
7

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