求x,y的值
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1/x +1/y =1/24
x+y =(1/24)xy (1)
26/x + 12/y = 1
12x+26y = xy
=24(x+y)
12x=2y
y=6x (2)
sub (2) into (1)
x+y =(1/24)xy
x+6x =(1/4)x^2
x^2 -28x =0
x(x-28)=0
x=28
from (2)
y=6x=168
x+y =(1/24)xy (1)
26/x + 12/y = 1
12x+26y = xy
=24(x+y)
12x=2y
y=6x (2)
sub (2) into (1)
x+y =(1/24)xy
x+6x =(1/4)x^2
x^2 -28x =0
x(x-28)=0
x=28
from (2)
y=6x=168
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