# Grade 12 Calculus

posted by
**james**
.

Determine the absolute extrema of each function on the given interval. Illustrate your results by

sketching the graph of each function.

a) f(x) = x^2 − 4x + 3 , 0 ≤ x ≤ 3

b) f(x) = (x − 1)^2 , 0 ≤ x ≤ 2