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If a= 30, b = 18, c = 24 then the des...

If a= 30, b = 18, c = 24 then the descending order of ` r_1, r_2,r_3 ` is

A

`r_(1),r_(3),r_(2)`

B

`r_(3),r_(2),r_(1)`

C

`r_(2),r_(3),r_(1)`

D

`r_(1),r_(2),r_(3)`

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A
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