F(x)=7x³-6x²+1
F(2)=56-24+1=33
F'(x)=21x²-12x
F'(2)=84-24=60
F''(x)=42x-12
F''(2)=84-12=72
F'''(x)=42=F'''(2)
P₄(x)=33+60(x-2)+72(x-2)²/2!+42(x-2)³/3!
P₄(x)=33+60(x-2)+36(x-2)²+7(x-2)³ is the 4-term Taylor polynomial.
P₄(x)≡F(x) when P₄(x) is expanded.