dabulous18 dabulous18

12-07-2018
Mathematics

contestada

If
[tex] {a}^{2} b = {12}^{2} [/tex]
and b is an odd integer, then a could be divisible by all of the following EXCEPT
A. 3
B. 4
C. 6
D. 9
E. 12

Respuesta :

thuynganngtp4x2d3 thuynganngtp4x2d3

12-07-2018

12^2=144

144 is divided by b which also is an odd interger, there only 2 numbers : 1 and 3

if b=3, a^2=48, then there will be no a available

if b=1 , a^2=144, then a is 12 and 12 can not be divided by 9

The answer is D

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