Question

oblicz:a)(-2√3)⁻³=,b)(3:√2)⁻⁴=,c)(-(√5:10))⁻³=,d)((-3√2)⁻¹)⁻²=

Answer 1

a)(-2√3)⁻³=1/(-2√3)³ = 1/-24√3  * √3/√3 = -√3/72

 

b)(3:√2)⁻⁴=(√2/3)⁴ = 4/81

 

,c)(-(√5:10))⁻³= (-(10/√5))³ = -1000/5√5  * √5/√5 = -1000√5/5 = -200√5

 

,d)((-3√2)⁻¹)⁻²=(-3√2)² = 9*2 = 18