Rozwiąż rownanie wymierne :4-2x^2/x^2+10x+24=0
4-2*(x^2/x^2)+10x+24=0
4-2*1+10x+24=0
26+10x=0
10x=-24
x=-2,4
x²+10x+24≠0
Δ=10²-4·1·24=100-96=4
√Δ=2
x≠(2-10)/2 i x≠(-2-10)/2
x≠-4 i x≠-6
x∈R\{-6;-4}
4-2x²=0
2x²=4
x²=2
x=-√2 lub x=√2
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4-2*(x^2/x^2)+10x+24=0
4-2*1+10x+24=0
26+10x=0
10x=-24
x=-2,4
x²+10x+24≠0
Δ=10²-4·1·24=100-96=4
√Δ=2
x≠(2-10)/2 i x≠(-2-10)/2
x≠-4 i x≠-6
x∈R\{-6;-4}
4-2x²=0
2x²=4
x²=2
x=-√2 lub x=√2