Explain why ( 3×5×7)+7 is composite number
Answers
Answered by
1
112
Step-by-step explanation:
is an even number and is therefore a co composite number also 112 is divisible by other number such as 2, 4 , 7, 8, 14, 16 comma 28 and 56 apart from itself 1 1 2 and 1
Answered by
9
Answer:
(3x5x7)+7
=7(3x5x1+1)
=7(3x5+1)
=7(22)
=154=2x7x11ans.
Step-by-step explanation:
154 can be expresss as aproduct of primes so it is a composite number
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