Question

Urgent ! Dau coroana ! ​

Answer 1

Răspuns:

a) x=

Explicație pas cu pas:

a) x+√2=√4*√2=2√2

x=2√2-√2

x=√2

b) 4.5x=13.5-9

4.5x=4.5

x=4.5/4.5

x=1

c) √3*x=3

x=3/√3

d) -3*1/2*x=3.5

x=-14/6

e) x/√3+2√3=3√3

x/√3=√3

x=√3*√3

x=3

f) x√5=1/√5

x=1/5

g) 3x√2=-9

x√2=-3

x=-3/√2

h) √24 ≠0 ⇒ x=0