Question
In math class, Jane and Ricky are analyzing the function f(x) -x^2 + 4x - 14. Jane thinks there are no real zeros in this function, and Ricky says there is one real zero. Who is right?
a) Jane is right because the function has two real zeros
b) Jane is right because the function has no real zeros
c) Ricky is right because the function has one real zero
d) Ricky is right because the discriminant of this function is zero.
a) Jane is right because the function has two real zeros
b) Jane is right because the function has no real zeros
c) Ricky is right because the function has one real zero
d) Ricky is right because the discriminant of this function is zero.
Answers
Answer
Did you calculate the discriminant? Are you sure it has ONE REAL ZERO and after you calculate the discriminant it will show it has NO REAL ZEROS
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