Question

resolva as expressões numéricas me ajudem nessa aqui​

Answer 1

Resposta:

a)429

b) 9

d)197

Explicação passo-a-passo:

a) $9^{3}$-20·$\sqrt{225$=

729-20·15=

729-300=

429

b)$4^{2}$-10+($2^{3}$-$\sqrt{25}$)=

16-10+(8-5)=

16-10+3=

9

c) $7^{2}$-40+18÷$3^{2}$-$10^{0}$=

49-40+$\frac{18}{3^{2} }$-1=

49-40+$\frac{18}{9}$-1=

49-40+2-1=

10

d) ($6^{2}$-$5^{2}$)·$3^{3}$-10=

(36-25).27-100=

11.27-100=

297-100=

197