Question

1oblicz

d) (-10)⁻⁵ (-4)⁻² (-2)⁻³

e) (-⅔)⁻² (-⅕)⁻³ (-3⅓)⁻⁴

f) (-2,5)⁻¹ (-0,1)⁻⁵ (-0,02)⁻⁴

2 zastap symbole odpowiednimi liczbami

(*taki znak to ten symbol)

a)(¾)⁻⁷= *⁷ b) ( siedem trzecich)⁻⁹=* ⁹ c) (0,7)⁻⁸ = *⁸

Answer 1

d)(-10)⁻⁵   =(-1/10⁵)
(-4)⁻²     =(-1/4)²=1/16

(-2)⁻³=(-1/2)³=-1/8
(-⅔)⁻²=(-³/₂)²=⁹/₄=2¼

Answer 2

d) -100000    16     -8;
e) 4/9-cztery dziewiąte  -1/125=-0,008   150,0625;
f) -2,5   0,00001   0,00000016.