Compute $\dbinom{9}{2}\times \dbinom{7}{2}$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute $\dbinom{9}{2}\times \dbinom{7}{2}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
756
Compute $\dbinom{9}{2}\times \dbinom{7}{2}$.
train