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The function f is given in three equivalent forms. Which form most quickly reveals the zeros (or "roots") of the function?

A) f(x) = 1/2x^2-5x+21/2
B) f(x) = 1/2(x-3)(x-7)
C) f(x) = 1/2(x-5)^2-2
Write one of the zeroes
pls help im sorry this looks so messy

1 Answer

3 votes
B.f(x)=1/2(x-3)(x-7) is your answer
The roots are 3 and 7
User Aaviya
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