Question

8- Calcule
a) (√10 + 4)²
b) (18+ √5)
C) (3 + √2)²
d) (√7-13)²​

Answer 1

Resposta:

a) 26 + 8$\sqrt{10}$

b) 329 + 36$\sqrt{5}$

c) 11 + 6$\sqrt{2}$

d) 176 -26$\sqrt{7}$

Explicação passo-a-passo:

a) 10 + 2.$\sqrt{10}$.4  + 16

b) 324 + 2.18.$\sqrt{5}$ + 5

c) 9 + 2.3. $\sqrt{2$+ 2

d) 7 - 2.$\sqrt{7$.13 + 169