Find the limit (if it exists) of the sequence (x_n) where x_n = (2+3n-4n^2)/(1-2n+3n^2). Enter your answer 7. Find the limit (if it exists) of the sequence (x_n) where x_n = sqrt(3n+2)-sqrt(n). Enter your answer 8. Find the limit (if it exists) of the sequence (x_n) where x_n= [1+(1/n)]^n. Enter your answer 9. Find the limit (if it exists) of the sequence (x_n) where x_n= n-3n^2. Enter your answer 10. Find the limit (if it exists) of the sequence (x_n) where x_n= cos(n)/n. 27-12a\ Enter your answer