Posted by Anonymous on Monday, September 5, 2011 at 9:26pm.
Find so that the following function is continuous on any interval: f(x)=kx 0<x<4, and f(x) = 5x^2 if 4<x

calculus  Mgraph, Monday, September 5, 2011 at 9:54pm
What is f(4)?

calculus  bobpursley, Monday, September 5, 2011 at 9:54pm
at f(4), one side = 4k, the other 80
to make them continous, k must be 20

calculus  Mgraph, Monday, September 5, 2011 at 9:59pm
I agree with bobpursley if 0<x<=4 or 4<=x
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