M = \(\frac{3}{2}\times\frac{4}{3}\times\frac{5}{4}\times...\ \times\frac{11}{10}\ \times\frac{12}{11}\)
M = \(\frac{3\times4\times5\times6\times7\times8\times9\times10\times11\times12}{2\times3\times4\times5\times6\times7\times8\times9\times10\times11}\)
M = \(\frac{12}{2}\)
M = 6