Q. 235.0( 1 Vote )

Mark the correct

Answer :

Given that f : R R be a function where

Here, we can see that for negative as well as positive x we will get same value.

So, it is not one-one.

y = f(x)

y(x2 + 2) = (x2 – 8)

x2(y-1)=- 2y – 8

For y = 1 , no x is defined.

So, f is not onto.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses

| Let * be a binaMathematics - Board Papers

Find the idMathematics - Board Papers

Let f : A Mathematics - Exemplar

Show that the binMathematics - Board Papers

Determine whetherRD Sharma - Volume 1

Fill in theMathematics - Exemplar