Question

Simplifique os radicais abaixo:
a) √324
b) ) √64
c)3√16
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Answer 1

a)

$\sqrt{324} = \sqrt{81 \times 4} = \sqrt{81} \times \sqrt{4} = 9 \times 2 = 18$

b)

$\sqrt{64} = 8$

c)

$3 \sqrt{16} = 3 \times 4 = 12$