Question

Introduceţi factorul sub radical: a) 4√5; b) -3√6; c) x√2, dacă x​

Answer 1

Răspuns:

a)

$\sqrt{ {4}^{2} } \times 5 = \sqrt{16 \times 5} = \sqrt{80}$

b)

$- 3 \sqrt{6} = - \sqrt{} {3}^{2} \times 6 = \sqrt{9 \times 6} = \sqrt{54}$

c)