Expain why
3x5x7+5 us a
composite
number
3XSX7+5
Answers
Answered by
0
Answer
= 3 x 5 x 7 + 5
= 5( 3 x 7 + 1)
= 5(22)
As it has 2 factors other than 1 and number itself so it is a composite number,....
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Answered by
0
Answer:
3×5×7+7=(3×5+1)
(15+1)×7
16×7=17×6
Since (3×5×7+7) can be expressed as a product of primes
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