Solve the differential equation the product of 1 over 6 times x and dy dx equals y times the square root of the quantity 3 times x squared minus 1.

e raised to the power of two thirds times the square root of the cube of the quantity 3 times x squared minus 1

e raised to the power of two thirds times the square root of the cube of the quantity 3 times x squared minus 1, plus c

c times e raised to the power of two thirds times the square root of the cube of the quantity 3 times x squared minus 1

none of these