Question

Reprezentați grafic folosind segmente de dreapta relatiile de mai jos unde,, x" și,, y" sunt numere naturale: a) x=y+25;b)x=y-30;c)x=3*y;d)x=y:4;e)x:y=5;f)x:y=2 rest 3

Answer 1

a)  x = y + 25
 
y  |_____|

x  |_____| +25

b)  x = y - 30 ⇒ y - 30 = x ⇒ y = x + 30

x |_____|

y |_____| +30

c)  x= 3y

y |____|

x |____|____|____|

d) x = y:4 ⇒ y:4 = x ⇒y = 4x

x |____|

y |____|____|____|____|

e) x:y=5 ⇒x = 5y

y |____|

x  |____|____|____|____|____|

f) x : y = 2  rest 3 ⇒ x =2y + 3

y |____|

x |____|____| + 3