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the function f is defined by f(x)=cx-3 where c is a constant. find c, if the value of f at x=1.5 is equal to -5.25

 Jan 14, 2021
 #1
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c (1.5)  -  3   =   -5.25      add 3 to  both sides

 

1.5c  =  -2.25     divide  both sides by 1.5

 

c =   -1.5 

 

 

 

cool cool cool

 Jan 14, 2021
 #2
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thank you very much CPhill for the help

 Jan 14, 2021

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