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Let s be the spline

s(x) = 1 + 0:65x + x2 + (x ¡ 1)2+ + 0:6(x ¡ 2)2+:

(a) What are s(1.5) and s′(1.5)?

(b) What is s″(2.2)?

s(x) = 1 + 0:65x + x2 + (x ¡ 1)2+ + 0:6(x ¡ 2)2+:

(a) What are s(1.5) and s′(1.5)?

(b) What is s″(2.2)?

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