Mathematics

Problem

Which of the following is the third–degree Maclaurin polynomial for

\sin x

? a)

x+\dfrac{x^{3}}{6}

x-\dfrac{x^{3}}{6}

1-\dfrac{x^{2}}{2}+\dfrac{x^{4}}{24}

x-\dfrac{x^{3}}{3}