SOLUTION: Please help me with this question! Given the function k described by K(x) = 3x, find each of the following. (a) k(-4) (b) k(5) (c) k(30) k(-4)= k(5) = k(30)=

Algebra ->  Graphs -> SOLUTION: Please help me with this question! Given the function k described by K(x) = 3x, find each of the following. (a) k(-4) (b) k(5) (c) k(30) k(-4)= k(5) = k(30)=      Log On


   

Question 374220: Please help me with this question!
Given the function k described by K(x) = 3x, find each of the following.
(a) k(-4)
(b) k(5)
(c) k(30)
k(-4)=
k(5) =
k(30)=
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
a) k(-4)=3(-4)=-12, so k(-4)=-12

b) k(5)=3(5)=15, so k(5)=15

c) k(30)=3(30)=90, so k(30)=90


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Jim