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Find the greatest common divisor (G.C.D.) of the following pairs of numbers. (a) 120 ,90 (b)72, 128

      

Find the greatest common divisor (G.C.D.) of the following pairs of numbers.
a. 120 ,90
b. 72, 128

  

Answers


joseph
a. 120 =2 x 3 x 5, 90 =2 x 32 x 5 therefore G.C.D. =2 X 3 X 5
b. 72, 128 72 = 2^3 x 3^3, 128 = 2^7 therefore G.C.D. = 2^3

joseph rimiru answered the question on October 12, 2017 at 19:32


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