Rozwiąż równanie:
1.(3x-2)²-(4x-8):(-2)=(3x+1)²-(⅓x-⅔)·(-6)
2. [(x⁷:x³)²:(x²)³]⁵:(x²)³
[(x²)²·x⁵)²:(-x³)⁵
3.[(x-2y)²-(2x-y)²]:(-3)-(-y³)³:y =
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1. /-9x^2
-14x+8=8x-3
x=11/5
2. [(x⁷:x³)²:(x²)³]⁵:(x²)³ =
[(x²)²·x⁵)²:(-x³)⁵=
3.
[(x-2y)²-(2x-y)²]:(-3)-(-y³)³:y =