if a/4 = b/5 then (a) a+4 / a-4 = b-5/b+5. (b). a+4/a-4 = b+5/b-5 (c). a-4/a+4 = b+5/b-5. (d) none of these
Answers
Answered by
25
option B is correct
hope it helps.
hope it helps.
Yuichiro13:
An ACE huh =_=
Answered by
56
Heya User,
By Componendo Dividendo :->
--> (b) ( a + 4 ) / ( a - 4 ) = ( b + 5 ) / ( b - 5 ) -> is correct ..
--> a/4 = b/5 => a/4 + 1 = b/5 + 1 => ( a + 4 ) / ( b + 5 ) = 4/5
--> a/4 = b/5 => a/4 - 1 = b/5 - 1 => ( a - 4 ) / ( b - 5 ) = 4/5
=> ( a + 4 ) / ( b + 5 ) = ( a - 4 ) / ( b - 5 )
=> ( a + 4 ) / ( a - 4 ) = ( b + 5 ) / ( b - 5 ) --> option (b)
By Componendo Dividendo :->
--> (b) ( a + 4 ) / ( a - 4 ) = ( b + 5 ) / ( b - 5 ) -> is correct ..
--> a/4 = b/5 => a/4 + 1 = b/5 + 1 => ( a + 4 ) / ( b + 5 ) = 4/5
--> a/4 = b/5 => a/4 - 1 = b/5 - 1 => ( a - 4 ) / ( b - 5 ) = 4/5
=> ( a + 4 ) / ( b + 5 ) = ( a - 4 ) / ( b - 5 )
=> ( a + 4 ) / ( a - 4 ) = ( b + 5 ) / ( b - 5 ) --> option (b)
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