SOLUTION: given that f(x) = x^2 - 5x, find and simplify f(a+10) and f(a+h) - f(a)
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Question 460633: given that f(x) = x^2 - 5x, find and simplify f(a+10) and f(a+h) - f(a)
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
\ =\ x^2\ -\ 5x)
\ =\ a^2\ -\ 5a)
\ = (a^2\ +\ 2ah\ +\ h^2) -\ 5a\ -\ 5h)
\ -\ f(a)\ = (a^2\ +\ 2ah\ +\ h^2) -\ 5a\ -\ 5h\ -\ a^2\ + 5a)
\ -\ f(a)\ = 2ah\ +\ h^2\ -\ 5h)
John
My calculator said it, I believe it, that settles it
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