Question

Rezolvati in R ecuatiile :
a) x√2=4
b) 2√3-3=x√3
c) y√2+4=y+4√2

Answer 1

a) x=4/√2=4√2/2 => x=2√2. b) x=(2√3-3)/√3=(6-3√3)/3=3(2-√3)/3 =>x=2-√3. c) y(√2-1)=4(√2-1) =>y=4