Let g(x)equalsleft brace start 3 by 2 matrix 1st row 1st column x squared plus x 2nd column modifyingabove if x less than 1 with font size decreased by 5 2nd row 1st column a 2nd column if x equals 1 3rd row 1st column 3 x plus 5 2nd column if x greater than 1 endmatrix . a. determine the value of a for which g is continuous from the left at 1. b. determine the value of a for which g is continuous from the right at 1. c. is there a value of a for which g is continuous at 1?