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If `f(x)=(x-1)/(x+1),x!=-1,` . then show that `f(f(x))=-1/x` , prove that `x!=0` .
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This is the Solution of Question From RD SHARMA book of CLASS 11 CHAPTER RELATIONS AND FUNCTIONS This Question is also available in R S AGGARWAL book of CLASS 11 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free
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==== QUESTION TEXT ====
If `f(x)=(x-1)/(x+1),x!=-1,` . then show that `f(f(x))=-1/x` , prove that `x!=0` .
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==== QUESTION TEXT ====
If `f(x)=(x-1)/(x+1),x!=-1,` . then show that `f(f(x))=-1/x` , prove that `x!=0` .
=== DOWNLOAD DOUBTNUT TO ASK ANY MATH QUESTION ===
==== SCORE 100% WITH DOUBTNUT ====
Doubtnut App has video solutions of ALL the NCERT questions from Class 6 to 12 (including IIT JEE). You can also ask any Math question and get a video solution for FREE from a library of more than 1 Lakh Math Videos
==== FOLLOW US ON FACEBOOK ====
Doubtnut PAGE:
DOUBTNUT IIT JEE Group:
==== WATCH DAILY LIVE CLASSES ON YOUTUBE ====
5:30 PM - Class 9
6:30 PM - Class 10
7:15 PM - Class 11
8:15 PM - Class 12
9:15 PM - Class 13 (DROPPERS)
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