x^2 (x^2 +5)- x^2(x^2-5)potrzebuje sprowadzic do najprostrzej postaci
EDIT:
x²(x²+5)- x²( x²-5)=x⁴+5x²-x⁴+5x²=10x²
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EDIT:
x²(x²+5)- x²( x²-5)=x⁴+5x²-x⁴+5x²=10x²