(1 point) match each of the maclaurin series with correct function. 1. ∑n=0[infinity](−1)n2x2n 1(2n 1)! 2. ∑n=0[infinity](−1)n2x2n 12n 1 3. ∑n=0[infinity](−1)n22nx2n(2n)! 4. ∑n=0[infinity]2nxnn!