Question

Urgent!!!Dau coroana
Calculați:
a)2✓3×3✓2×6;
b)4✓5×3✓5;
c)6✓11:2✓12;
d)108✓19:36✓19
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Answer 1

Răspuns:

a) 2× 3 ×6×√3×2=36×√6=36√6

b) 4×3×√5×5=12×√5^2=12×5=60

c) 6√11:(2√12)=6:2√11:(√4×3)=3√11:(2×√3)=3√11/2√3

d) 3√19:√19=3