Question

the slope of the line through (2,5) and (3,k) is 4.Find k

Answer 1

Heya

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Slope of a alone passing through the points ( x1 , y1 ) And ( x2 , y2 ) is given by

{ ( y2 - y1 )/ ( x2 - x1 ) } = m

{ k - 5 }/ { 3 - 2 } = 4

=>

k - 5 = 4

=>

k = 9