Question

 Calcule o valor da expressão √1+√4+√9+√16+√25 *

a) 15

b) 13

c) 16

d) 20​

Answer 1

꧁Hello, how are you?꧂

$\sqrt{1} + \sqrt{4} + \sqrt{9} + \sqrt{16} + \sqrt{25} \\ 1 + \sqrt{4} + \sqrt{9} + \sqrt{16} + \sqrt{25} \\ 1 + 2 + \sqrt{ 9 } + \sqrt{16} + \sqrt{25} \\ 1 + 2 + 3 + \sqrt{16} + \sqrt{25} \\ 1 + 2 + 3 + 4 + \sqrt{25} \\ 1 + 2 + 3 + 4 + 5 \\ 3 + 3 + 4 + 5 \\ 6 + 4 + 5 \\ 10 + 5 \\ 15$

Ou seja... alternativa (A)

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