wylicz
(3-x)²+(3-2x)²=(√5x)²
9-x²+9-4x= 5
x²-4x=5 /+4x / -5
x²-5=4x / ;4
x²_ 5
-- -- = x
4 4
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(3-x)²+(3-2x)²=(√5x)²
9-x²+9-4x= 5
x²-4x=5 /+4x / -5
x²-5=4x / ;4
x²_ 5
-- -- = x
4 4