Simplify: (a-1 + b-1) ÷ (a -2 - b -2) – McqOptions

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1.	Simplify: (a-1 + b-1) ÷ (a -2 - b -2)
A.	\(\frac{ab}{b - a}\)
B.	\(\frac{ a+ b}{ab}\)
C.	\(\frac{ab}{a - b}\)
D.	\(\frac{a}{b}\)
Answer» B. \(\frac{ a+ b}{ab}\)

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