Explain why 7X11X13+13 and 7X6X5X4X3X2X1+5 are composite numbers.

Asked by  | 5th Mar, 2008, 10:45: AM

Expert Answer:

Since 7X11X13+13  i s 13(7X11X1+1) and and 7X6X5X4X3X2X1+5 is 5(and 7X6X1X4X3X2X1+1)

So they are composite numbers

Answered by  | 5th Mar, 2008, 12:47: PM

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