Question

Simplifique os radicais e efetue as operações:

a) 2√50 + 6√2 =
b) √98 + 5√18 =
c) 3√98 - 2√50 =
d) 3√8 - 7√50 =
e) 2√32 - 5√18 =

Answer 1

a) 2√5².2 + 6√2 = 10√2 + 6√2 = 16√2

b) √ 7².2 + 5√3².2 = 7√2 + 15√2 = 22√2

c) 3√7².2 - 2√5².2 = 21√2 - 10√2 = 11√2

d) 3√2².2 - 7√5².2 = 6√2 - 35√2 = -29√2

e) 2√2².2².2 - 5√3².2 = 8√2 - 15√2 = -7√2

Answer 2

Resposta:

a) 2√5².2 + 6√2 = 10√2 + 6√2 = 16√2b) √ 7².2 + 5√3².2 = 7√2 + 15√2 = 22√2c) 3√7².2 - 2√5².2 = 21√2 - 10√2 = 11√2d) 3√2².2 - 7√5².2 = 6√2 - 35√2 = -29√2e) 2√2².2².2 - 5√3².2 = 8√2 - 15√2 = -7√2