Odpowiedzi

2010-01-25T11:13:11+01:00
Oblicz:
a) (-⅔)⁻²=(-3/2)²=9/4=2 i 1/4


b) (-⅕)⁻³=(-5)³=-125


c) (-3⅓)⁻⁴=(-10/3)⁻⁴=(-3/10)⁴=81/10000=0,0081


d) (-1,2)⁻¹=(-12/10)⁻¹=-10/12=-5/6

e) (-0,1)⁻⁵=(-1/10)⁻⁵=-10⁵=-1000000

f) (-0,02)⁻⁴=(-2/100)⁻⁴=-50⁴=6250000
1 5 1
2010-01-25T11:16:09+01:00
A) (-⅔)⁻² = (-3/2)²= 9/4
b) (-⅕)⁻³ = -125
c) (-3⅓)⁻⁴ = 0,0081
d) (-1,2)⁻¹ = -5/6
e) (-0,1)⁻⁵ = -100 000
f) (-0,02)⁻⁴ = 6 250 000