Question

Exercitiul 9
Ajutor va roggg!

Answer 1

Răspuns:

Explicație pas cu pas:

-√25=-5

√64=8

48/12=4

-0,8=- 10/8= -5/4

-0,5 =-5/10=-1/2

√81/√3=9/√3

1,1(3)= (113-11)/90=102/90

-√2²*2²*2²*5......prelungesti radicalul = -(2*2*2*5)= -40

√2²*2²*3²*3²....prelungesti radicalul = 2*2*3*3=36

√12=√12

-√24=-√24

√48=√48

-√16=-4

-

A∩N={√64 ,√2⁴*3⁴ ,48/12}

A∩Z={-√25 , -√(-2)⁶*(-5)²

A∩Q={1,1(3) ,-3/2 , --0,5 ,-0,8 ,}

A/Q={-√25 ,√64 , 48/12, -√16,√12 }

A∩(R/Q) ={ √81/3 ,√12,√48 ,-√24}

A/Z= {√64,-3/2, ,-0,8 , √81/3 ,-0,5 ,1,1(3),√12,√48 }

A/N={ -√25 , -3/2 , √81/3, -0,8 ,-0,5,-√(-2)⁶*(-5)²,-√16,+√48,√12,-√24}