+0  
 
0
512
4
avatar+2555 

The graph of a function in the xy-plane is a parabola that opens upward and has its vertex a point (c,d). If the line L is tangent to the parabola at its vertex, which of the following must be another point on line L

A) (-5,d)

B) (-5-d)

C) (0,0)

D) (c,-5)

E) (-5,-c)

 Dec 26, 2015

Best Answer 

 #2
avatar+2555 
+10

thanks Melody

 Dec 26, 2015
 #1
avatar+112924 
+10

Hi Soveit,

Perhaps my pic will help you work it out for yourself :)

 

 Dec 26, 2015
 #2
avatar+2555 
+10
Best Answer

thanks Melody

Solveit Dec 26, 2015
 #3
avatar+2555 
+5

Pfff it's too easy :) i undertood

 Dec 26, 2015
 #4
avatar+112924 
0

Cause you did Solveit, you just needed to do a rough sketch and you would have got it yourself straight off!   :)

 Dec 26, 2015

42 Online Users

avatar
avatar
avatar
avatar
avatar
avatar