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18 votes
Compare between x=ab+1 and y=a+b

2 Answers

10 votes

Answer:

ab=x-1

a=y-b

x-1=(y-b)b

X-1/y-b=b

User Horatiu Paraschiv
by
3.7k points
2 votes

Answer:


y = a + b \\ a = y - b = = = > (i) \\ x = ab + 1 \\ x = (y - b)b + 1 \\ x = yb - {b}^(2) + 1 \\ yb = x + {b}^(2) - 1 \\ y = (1)/(b) (x + {b}^(2) - 1)

User Idan Azuri
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3.6k points