If a + b = 1, c + d = 1 and a - b = $$\frac{d}{c}{\text{,}}$$then the – McqOptions

MCQOPTIONS

1.	If a + b = 1, c + d = 1 and a - b = $$\frac{d}{c}{\text{,}}$$then the value of c2 - d2 = ?
A.	$\frac{a}{b}$$
B.	$\frac{b}{a}$$
C.
Answer» C.

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