Rozwiąż równania:
b)1+√3x =x+2
c)2-√2x=x-4
d)2x+3+x√3=4
e)(x+2√2)√2=√3x-1
f)√(x-√)=10-x
g) 1 √3
--------- = -----
√3+x x
h) 2x-3 1
------- = ----
x√7 2
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b)
√3x=x+2-1
√3x=x+1
x-√3x=1
x(1-√3)=1/:(1-√3)
x= 1
======
1-√3
x= 1-√3
_________
(1-√3)(1+√3)
x= 1-√3
- _______
2
c)2-√2x=x-4
-√2x-x=-4-2
-(√2x+x)=-6
2√2x=6
x=6
_________
2√2
x=3
_____
√2
x=3√2
_____
2
d)3√3x=4-3
x=1
____
3√3
x=3√3
_______
27
x=√3
____
9
e)
√2x+4=√3x-1
√2x-√3x=-5
x(√2-√3)=-5
x=-5
_____
√2-√3
x=-5(√2-√3)
________
-1
x=5√2-5√3