Răspuns:
[tex] \sqrt{147} = \sqrt{ {7}^{2} \times 3} = 7 \sqrt{3} \\ c) \sqrt{147} = 7 \sqrt{3} \\ - 3 \sqrt{4} = - 3 \times 2 = - 6 \\ d) - 11 < - 6[/tex]