Question

2) Indique na forma de produto e calcule: a) 7²= b) 2⁵= c) 5³= d) 19² = e) 20³= f) 10⁴=

Answer 1

Explicação passo-a-passo:

a) $\sf 7^2=7\times7=49$

b) $\sf 2^5=2\times2\times2\times2\times2=32$

c) $\sf 5^3=5\times5\times5=125$

d) $\sf 19^2=19\times19=361$

e) $\sf 20^3=20\times20\times20=8000$

f) $\sf 10^4=10\times10\times10\times10=10000$