Question

Dê o valor das expressões:

Answer 1

a) 2²·4²/8² - (1/2)⁻¹
2²·4²/8² - 2/1
8·16/64 - 2/1
128/64 - 2/1
2-2/1=0

b) 2⁻³+(1/2)²
(1/2)³ + (1/2)²
1/8 + 1/4
1+1/8
2/8 = 1/4

c) (1/2)⁻¹ · 4⁻²
2/1 · 1/4
2/4 = 1/2

d) 5 · (2⁴)³ + 2⁽³⁾²
5 · 2⁴·³ + 2³·²
5 · 2¹² + 2⁶
5 · 4096 + 64 = 20544