If a + b = 1, c + d = 1 and a - b = $$\frac{d}{c}{\text{,}}$$ then the value of c2 - d2 = ? Options: A . &nbsp$$\frac{a}{b}$$ B . &nbsp$$\frac{b}{a}$$ C . &nbsp1 D . &nbsp-1

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

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

Options:

A . $$\frac{a}{b}$$

B . $$\frac{b}{a}$$

C . 1

D . -1

Answer: Option B

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