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Aniket Patra Grade: Upto college level
`        The number of real roots of 3^x+4^x+5^x-6^x=0 is?`
7 years ago

110 Points
```										this question can be exactly solved by drawing the graphs of functions: y=3^x, 4^x, 5^x and 6^x.now consider this following arguement1. they all will coinside at the point x=0, where there value is 1.2. after that each of them continuosly increasing which their own pace.3. it will be true(if it is) that there values at particular x satisfy the equation only once.so the number of real roots should be 1.Difficult to understand - post it here and we will get you the answer and detailed solution very quickly. We are all IITians and here to help you in your IIT JEE preparation.DO APPROVE IF THE ANSWER HELPS YOU.Now you can win exciting gifts by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian.Regards,Askiitians ExpertsRahul- IIT Roorkee
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7 years ago
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