1. (10 pts) Use the standard Maclaurin expansion for e to write the first 4 nonzero terms of the series expansion for fl).Simplify the terms. 2. (10 pts) Use the standard Maclaurin expansion for cos r to write the first 4 nonzero terns of the series expansiou for(r) cos(2). Simplify the terms. 3. (10 pts) Use the standard Maclaurin expansion for cos.z to write the first 4 nonzero terms of the series expansion for Smpliy he termas. cos r I1