Question

Question 1

Does the following function have a maximum or a minimum:
f(x) = x2 – 2x - 5
Minimum
Maximum

Answer 1

minimum

Explanation:

Given a parabola in standard form

f(x) = ax² + bx + c ( a ≠ 0 ), then

• If a > 0 function has a minimum

• If a < 0 function has a maximum

f(x) = x² - 2x - 5

with a = 1 > 0

Thus has a minimum

Answer 2

The answer is A. Minimum

The minimum value occurs at (1,-6) hope this helps !