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rezolvati inecuatia x(1-[tex] \sqrt{2} [/tex]) [tex] \geq [/tex]4-2[tex] \sqrt{8} [/tex]

Răspuns :

x≥(4-2√8)/(1-√2)
x≥(4-2√2)/(1-√2) rationalizam
x≥(4-2√2)(1+√2)/1-2
x≥-(4+4√2-2√2-4)
x≥-2√2
x≥(4-2√8)/(1-√2)
x≥(4-2√2)/(1-√2) rationalizam
x≥(4-2√2)(1+√2)/1-2
x≥-(4+4√2-2√2-4)
x≥-2√2