answer the question I will mark u as brain liest
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x^2 - y^2 = a ( x-y )
( x +y ) ( x-y ) = a ( x - y )
( x + y) = a
y = a - x
dy / dx = d( a - x ) /dx
dy /dx = - 1
Answer : - 1
( x +y ) ( x-y ) = a ( x - y )
( x + y) = a
y = a - x
dy / dx = d( a - x ) /dx
dy /dx = - 1
Answer : - 1
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