In how many possible ways can you write 1800 as a product of 3 positive integers a, b and c.
In how many possible ways can you write 1800 as a product of 3 positive integers a, b and c. the Prime Factors of 1800 = 2 X 2 X 2 X3 X3 X 5 X 5 ( 3-1 ) (2) ways and by permutation we have:5!/2!(5-2)! This gives:5*4*3!/2*1*3!=10ways. (3-1 ) ( 2) and by […]
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