Question

4- CALCULE AS EXPRESSÕES NUMERICAS ABAIXO:
a) (-6X8) + 34
b) V324 - 25
c) V1024 + (-5)​

Answer 1

a)

• $\sf{(-6\times8) + 34}$

• $\sf{(-48)+34}$

• $\sf{-48+34}$

• $\large{\underbrace{\sf{-14}}}$

b)

• $\sf{\sqrt{324} - 25}$

• $\sf{18-25}$

• $\large{\underbrace{\sf{-7}}}$

c)

• $\sf{\sqrt{1024}+ (-5)}$

• $\sf{32-5}$

• $\large{\underbrace{\sf{+27}}}$