Question

Calculati:
a) 5✓7-3✓7+15✓7-12✓7=
b) ✓2(2✓3+✓5)=
[✓=Radical] dau ♕︎​

Answer 1

Răspuns:

a) 5✓7-3✓7+15✓7-12✓7=

$5 \sqrt{7}$

b) ✓2(2✓3+✓5)=

$2 \sqrt{6} + \sqrt{10}$