1.1 سؤآل 9 سـآعدوني

[تحية انهزام]

Find an expression for the function whose graph is the line segment joining the points (3, -3) and (7, 11). (Assume that these points are in the form (x, f(x)).)
f(x) =
1
,واحد على اثنين x-خمسة

سؤآل 9 في 1.1 بليز