4 years ago

9 )Write as a product of prime factors. a 77 = b 42 = C 40 =

1 answer:

8 0

A= 7,11
B=2,3,7
C=2,2,2,5

Because 7x11 =77 when both are prime numbers
2x3x7=42 when all 3 are prime
And 2x2x2x5=40 when all 4 numbers are prime

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