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Mathematics 7 Online
OpenStudy (anonymous):

Which of the following shows a number as a product of prime numbers in exponential form? Choose all that apply. 2^4 · 10 3^4 · 7 · 4 2^3 · 5^2 · 7 3^3 · 11

OpenStudy (anonymous):

@DanJS

OpenStudy (danjs):

every one has to be prime

OpenStudy (anonymous):

yes i thought so to just wanted to be sure

OpenStudy (danjs):

A) 2 is prime, 10 = 5*2 not prime

OpenStudy (danjs):

the second has a 4, not prime, it is 2*2

OpenStudy (anonymous):

ok so A isnt prime

OpenStudy (danjs):

yep, and now B isnt either

OpenStudy (anonymous):

so are the other two prime?

OpenStudy (danjs):

C) 2 , 5 , and 7 are all prime

OpenStudy (danjs):

D) 3 and 11 , both prime

OpenStudy (anonymous):

ok thank you sooooo much

OpenStudy (danjs):

welcome

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