help~Solve the equation

2007-05-27 1:26 am
x to the power of 12/5 = x to the power of 3 /8 (8份之x既 3次方)
how to solve it?
please list the steps~

回答 (1)

2007-05-27 4:57 am
✔ 最佳答案
( x^12/ 5 ) = ( x^3 ) / 8
8x^(12/5 ) = 5x^3
x^( 12/5 - 3 ) = 5 / 8
x^ (4 / 5) = 5 / 8
x^0.8 = 0.625
x = 0.56 (corr to 2 dp)


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