question_answer

If \[(x-2)\] is one factor of\[{{x}^{2}}+ax-6=0\]and\[{{x}^{2}}-9x+b=0\], find\[a+b\].

A)  \[15\]                           

B)  \[13\]               

C)  \[11\]               

D)         \[10\]