PART A
1. Explain why 7x6x5x4+5 is a composite number.
Answers
Answered by
1
Answer:
7x6x5x4+5
5(7x6x1x4+1)
5(168+1)
5x169
5x13x13x1
Since it has more than two factors it is a composite number
Answered by
0
Step-by-step explanation:
7×6×5×4+5 can be written as
7×6×4×5+5= 5(7×6×4×1+1)
5(169)
therefore this number has more than 2 factors hence it is a composite number
proved
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