SOLUTION: Please some help Find f '(a). f(t) = 2t + 4 t + 9

Question 1153268: Please some help
Find f '(a).
f(t) =
2t + 4
t + 9

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Find '.

first find '

Apply the Quotient Rule:

' =('*-'*)/

=
since and , we have
=
=
=

'
then ':
'

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