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If \(d=\dfrac{a+b}{1+\frac{ab}{c^2}}, a=\dfrac{c}2,\) and \(b=\dfrac{3c}4,\) what is the value of \(d\) in terms of \(c?\)
A. \(\dfrac{10c}{11}\)
B. \(\dfrac{5c}2\)
C. \(\dfrac{10c}3\)
D. \(\dfrac{10}{11c}\)
E. \(\dfrac{5}{2c}\)
Answer: A
Source: Official Guide
A. \(\dfrac{10c}{11}\)
B. \(\dfrac{5c}2\)
C. \(\dfrac{10c}3\)
D. \(\dfrac{10}{11c}\)
E. \(\dfrac{5}{2c}\)
Answer: A
Source: Official Guide












