First selection could be: -1, -19/45, 14/15, -1/3.Second selection could be: 128/5040, -128/5040, 4/15, 4/45.Choose only one for each selection.

Use the first three nonzero terms from the Maclaurin series for cos( r ) to approximate cos (2) . [ Select ] Using the Taylor Remainder Estimation Theorem, what is the maximum possible error of this approximation? [ Select ]