Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • Find the range of each of the following functions f (x) = x ^2 + 2 , x is a real number.

Q5 (2)  Find the range of each of the following functions

         f ( x ) = x ^2 +2 , x is a real number.

Answers (1)

best_answer

Given function is 

f ( x ) = x ^2 +2
It is given that  x is a real  number
Now,
\Rightarrow x^2 \geq 0
Add 2 on both the sides 
\Rightarrow x^2+2 \geq 0+2
\Rightarrow f(x) \geq 2 \ \ \ \ \ \ \ \ \ \ \ \ \ \ (\because f(x) = x^2+2)
Therefore,
Range of function f ( x ) = x ^2 +2 is  [2,\infty)

Posted by

Gautam harsolia

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE Class 12 history paper 2025 moderately difficult, tested students’ understanding
anam-khan

CBSE Class 12 Computer Science Exam Analysis 2025: Paper 'moderate', but 'tougher' than last three years
anam-khan

CBSE Class 12 Accountancy Exam Analysis 2025: Paper ‘moderate', includes application-based questions

Latest Question