If a/b = 4/3 & c/d = 9/14 then find the value of 3ac-bd/4dc-7ac.
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Step-by-step explanation:
a/b=4/3
a=4,b=3
c/d=9/14
c=9,d=14
3ac-bd/4dc-7ac
(3×4×9)-(3×14)/(4×14×9)-(7×4×9)
=108-42/504-252
=66/252
=1/42
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