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Grade: 12 

                        
find the no.of solns of (2/7) to the power x +(3/7) to the power x +(5/7) to the power x=0?????
11 years ago

Answers : (1)

Ramesh V
70 Points 
							
2x+3x+5x = 0


for any x , above sum is postive


for x= -infinte, above sum becomes 0


no x exists


--


regards


Ramesh
11 years ago
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