(х-1)(х+1)

Question

(х-1)(х+1)<2 (х-5)-х (х-3)​

Answer 1

x²-1<2x-10-x²+3x</strong>

x²+x²-2x-3x-1+10<0</strong>

2x²-5x+9<0</strong>

D= 25-72= -47

D<0</p>

Ответ: x∈∅