Is 7×6×5×4×3×2×1+4, a composite number?justify your answer
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yeah it is a composite number bcoz if u simplify it u will get
4(7*6*5*3*2+1) therefore it is a composite number
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Answer:
Step-by-step explanation:
7×6×5×4×3×2×1 + 4 =
= (7×6×5×3×2×1 + 1)×4
which is obviously divisible by 4 since 4 is a factor.
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