Question

Problema urmàtoare 23/a,b.

Answer 1

23. Dam 2 valori convenabile

f(2)=1+2=3

A(2,3)

f(-2)=-1+2=1

B(-2,1)

Le reprezinti pe axa aceste puncte

∩OX, y=0

$\frac{x}{2} +2=0\\\\x=-4$

E(-4,0)

∩OY, x=0

y=0+2=2

F(0,2)

M mijlocul lui EF

$M(\frac{x_E+x_F}{2} ,\frac{y_E+y_F}{2} )\\\\\\M(-2,1)$