Odpowiedzi

Najlepsza Odpowiedź!
2010-01-09T15:17:41+01:00
A) -0,125+(-3/√8)² = -125/1000 + 9/8 = -1/8 + 9/8 = 8/8 = 1
b) (-4/5)⁻² × (-5/2)⁻² = (4/5 * 5/2)^-2 = 2^-2 = 1/4
c) (√16)⁻² × (-2)³ = 1/4 * (-8) = -2
d) (1/81)⁻¹ × (³√2)⁰ ÷ 2³ = 81 * 1 : 8 = 81 : 8 = 10,125
e) ⁻³√27 ÷ 27⁻³ = - 3 * (1/27)^3 = -3 * 1/19683 = -1/6561
f) (√10+3√4)⁰ - 1⁻¹ = 1 - 1 = 0