SOLUTION: Write the function that has x intercepts 4, -2/5 Please help!

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Question 38075: Write the function that has x intercepts
4, -2/5
Please help!
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
To be honest, there are an infinite number of functions with those intercepts, but to keep it as simple as possible the answer is
f(x) = a(x - 4)(x + 2/5)
where a is any non-zero real number