4. What is the relationship between the following pair of
2 answers:
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Answer:
Option (D)
Step-by-step explanation:
Standard equation of a quadratic function is,
ax² + bx + c
Comparing this function with the given quadratic function,
f(x) = 2x² - 4x - 3
a = 2, b = -4 and c = -3
By using quadratic formula to get the value of x,
x =
=
=
=
=
Therefore, Susie made a mistake in step IV.
Option (D) is the answer.