Question 153738
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(100+2)[(7^2-9)(5+1)^2] = (100+2)[(49-9)(5+1)^2] 
                        = (102)[(40)(6)^2] 
                        = (102)[(40)(36)] 
                        = (102)[1440] 
                        = 146880


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So (100+2)[(7^2-9)(5+1)^2] = 146880