Which of the following is a quadratic function?
a. x2 - 2x - 820
b. f(x) = x2 + 8
c. x2 - 1 = 0
d. y = x - 5 ОА B O С Oo
a. x2 - 2x - 820
b. f(x) = x2 + 8
c. x2 - 1 = 0
d. y = x - 5 ОА B O С Oo
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Answer:
i think B, B po yan.
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