Grade 12 Calculus
posted by samantha .
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

Grade 12 Calculus 
Steve
you don't need calculus for this. It can just confirm your answers. these are just ordinary parabolas. Find the vertex, and check the values at the ends of the intervals.
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