Question

Doar câteva cu rezolvarea completă.
Dau coronițăăăă

Answer 1

13.

f)√6:1/√6=√6×√6=6

g)(1/√3)×(√3/-1)=-1

h)(4√2-5√3)/(4√2-5√3)=1

I)3:2√2=3/2√2=3√2/(2×2)=3√2/4

14

a)2³×2^4=2^(3+4)=2^7

b) (-√2)^3×(-√2)=(-√2)^(3+1)=(√2)^4

c)[1/(1,5)^3]×1,5)^2=(1,5)^-1

d) 4³×8^(-2)=2²ˣ³×2⁻⁶=2⁶⁻⁶=2⁰=1