Решите неравенства: 1) x²- 2x < 0 2) 7x² - 5x > 0 3) x² + 2x > 0 4) x² - 4x < 0 5) x² -...

Question

Решите неравенства:
1) x²- 2x < 0
2) 7x² - 5x > 0
3) x² + 2x > 0
4) x² - 4x < 0
5) x² - 5x ≥ 0
6) x² + 7x ≤ 0

Answer 1

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