Find the quotient and remainder when t^4-t^2+3t-7 is divided by t^2-3t+6.
t^2 +3t -2
t^2 -3t+ 6 | t^4 - 0t^3 - t^2 +3t - 7
t^4 - 3 t^3 + 6t^2
3 t^3 - 7t^2 + 3t -7
3t^3 - 9t^2 + 18t
2 t^2 -15t - 7
2t^2 +6t -12
-21t +5 R