1) 2x+1/x-3 ≤1 2) (x+5)(x-2)/(x-1)² ≥ 0 3) | x+6|>4 4) y=√7-x+ 5/x+4 D(y)=? 5) √7-4x≥-3...

Question

1) 2x+1/x-3 ≤1
2) (x+5)(x-2)/(x-1)² ≥ 0
3) | x+6|>4
4) y=√7-x+ 5/x+4
D(y)=?
5) √7-4x≥-3
6) x²+x-2>0
x²-x-12≤0

Answer 1

4 немогу решить :)))

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