If a + 1 = 1 and b + 1 = 1, then the value of

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a +	1	= 1
	b

⇒ a = 1 –	1	=	b − 1
	b		b

⇒	1	=	b	..... (i)
	a		b − 1

Again, b +	1	= 1
	c

⇒	1	= 1 – b
	c

⇒ c =	1	...(ii)
	1 – b

∴ c +	1	=	1	+	b
	a		1 – b		b – 1

=	1	–	b
	1 – b		1 – b

=	1 – b	= 1
	1 – b