matlab如何求y=k+ab^t

matlab中y=k+ab^t,已知t=[0,1,2,] y=[212,224,245],求a,b,k

clc,clear;
syms a b k
[b,a,k]=solve(k+a==212,k+a*b==224,k+a*b*b==245,b,a,k)