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May 15th, 2002, 02:12 PM
#1
Thread Starter
Fanatic Member
Solving Equation...
Can someone help me solve the following equation using only the basic laws of indicies for rational exponents? i.e. No use of logs etc
The equation is
5 * (2^x) - 4^x = 4
The answer is given as 0 and 2 in my text book. Can someone show me how this is arrived at?
Digital-X-Treme
Contact me on MSN Messenger: [email protected]
[VBCODE]Debug.Print Round(((1097) - ((55 ^ 5 + 311 ^ 3 - 11 ^ 3) _
/ (68 ^ 5))) ^ (1 / 7), 13)[/VBCODE]
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May 15th, 2002, 09:42 PM
#2
Interesting...
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May 16th, 2002, 06:07 AM
#3
Thread Starter
Fanatic Member
Thanks for the help 
Digital-X-Treme
Contact me on MSN Messenger: [email protected]
[VBCODE]Debug.Print Round(((1097) - ((55 ^ 5 + 311 ^ 3 - 11 ^ 3) _
/ (68 ^ 5))) ^ (1 / 7), 13)[/VBCODE]
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