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Consider the following statements : 1....

Consider the following statements :
1. The distance between the lines
`y=mx+c_(1)` and `y=mx+c_(2)` is `(|c_(1)-c_(2)|)/sqrt(1-m^(2))`.
2. The distance between the lines `ax+by+c_(1)` and `ax+by+c_(2)=0` is `(|c_(1)-c_(2)|)/sqrt(a^(2)+b^(2))`.
3. The distance between the lines `x=c_(1)` and `x=c_(2)` is `|c_(1)-c_(2)|`. Which of the above statements are correct ?

A

1 and 2 only

B

2 and 3 only

C

1 and 3 only

D

1, 2 and 3

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