solve the equation for x where 8^x-1=1/512
shalini92:
One query the power is x-1 or just x...
power x-1
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(8)^x-1×512=1
(8)^x-1×(8)^3=(8)^0
As base is same we equate power
x-1+3=0
x=-2
(8)^x-1×(8)^3=(8)^0
As base is same we equate power
x-1+3=0
x=-2
thank you
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