Answers

2016-03-21T10:59:12+05:30
Let A (X,Y)
WHERE O AS CENTRE (2,-3)
and B( 1,4)
coordinate of A :-
x+1/2=2     as the mid point formula   [x₁+y₁/2 ,y₁+y₂/2]
⇒x+1=4
⇒x=3
y+4/2=-3
⇒y+4=-6
⇒y =-10
so,the coordinates of A (3,-10)
1 5 1
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