Intermediate Maths Solutions for 1A Exercise 1(a) Functions ( class 11 maths)

Inter Maths 1A Functions Exercise 1(a) text book solutions are given.

These solutions are very easy to understand. You should study the text book lesson very well.

You should also observe the example problems and solutions. Try them again.

Observe the given solutions and try them in your own method.

You can see the text book solutions for

Inter Maths 1A textbook solutions

Inter Maths 1B textbook solutions

Inter Maths IIA textbook solutions

Inter Maths IIB textbook solutions

Functions

Exercise 1(a)

Exercise 1(b)

Exercise 1(c)

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Inter Maths Solutions for 1A Exercise 1(a) Functions ( class 11 maths)

Class 11 math solution (Inter 1A)

Exercise 1(a)

Problem

If A = {- 2, – 1, 0, 1, 2} and f : A to B is a surjection defined by f(x) = x^2 + x + 1, then find B.

Problem

Which of the following are injections or surjections or bijections ? Justify your answers.

f : R to R defined by f(x) = (2x + 1)/3.

Functions Solutions Exercise 1(a) Inter

Problem

Is g = { (1, 1), (2, 3), (3, 5), (4, 7) } a function from A = {1, 2, 3, 4} to B = {1, 3, 5, 7} ? If this is given by the formula g(x) = ax + b, then find a and b.

 

Note : Observe the solutions and try them in your own method.
Some more 

Problem

If A = {0, π\6, π\4, π\3, π\2} and f : A to B is a surjection defined by f(x) = cos x, then find B.

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