wyznacz x z poniższych wzorów
a) t=x/a-5x
b) p=a+x+ax
c) m=(x+1)p-3x
d)w=1/x+p
a]
t=x/a-5x /*a
*= razy
at=x-5ax
at=x(1-5a)
x=at/(1-5a)
b]
p=a+x=ax
x(1+a)=p-a
x=(p-a)/(1+a)
c]
m=(x+1)p-3x
m=px+p-3x
m-p=x(p-3)
x=(m-p)/(p-3)
d]
m=1/x +p /*x
wx=1+px
x(w-p)=1
x=1/(w-p)
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a]
t=x/a-5x /*a
*= razy
at=x-5ax
at=x(1-5a)
x=at/(1-5a)
b]
p=a+x=ax
x(1+a)=p-a
x=(p-a)/(1+a)
c]
m=(x+1)p-3x
m=px+p-3x
m-p=x(p-3)
x=(m-p)/(p-3)
d]
m=1/x +p /*x
wx=1+px
x(w-p)=1
x=1/(w-p)