4. Consider the following coordinate points: (-6, 8) and (4,14); (5,3) and (8, -10) (i) Find the slope of the line. (ii) Write down the equation of the line. dy 5. Find the of the followings: dx ex (i) y2 Inr (ii) 1 (iii) v - - (Ar2 20(6r + 5) (iv) v - (4x2 20x

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