Question

Calculat:
a) √13² ori 3²
b) 5√6+3√6
c) 3√2- 5√2-8√2
d) √18+2√200-√288

Answer 1

Răspuns:

a) 13×9 = 117

b)

$7 \sqrt{6}$

c)

$- 10 \sqrt{2}$