For what value of the constant "c" is the function "f" continuous on (-inf, inf) where:

cy+9 if y e(-inf,4)

cy^2-9 if y e (4, inf)

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- Sep 29th 2009, 04:05 PMB-lapValue of the constant
For what value of the constant "c" is the function "f" continuous on (-inf, inf) where:

cy+9 if y e(-inf,4)

cy^2-9 if y e (4, inf) - Sep 29th 2009, 04:14 PMartvandalay11
You just need to solve the equation that arises when you set them equal to eachother for y=4

$\displaystyle cy+9=cy^2-9$