Perpendicular Lines and the equation of a tangent

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Question 13
Hard

The point P P\,P has the coordinates (−2,3)(-2, 3)(−2,3) The point Q Q\,Q has the coordinates (4,5)(4, 5)(4,5)

a.

Find the mid point of PQPQPQ.

[2]
b.

Find the gradient of the line that passes through P P\,P and QQQ.

[2]
c.

Find the equation of the perpendicular bisector to PQPQPQ.

[3]

Perpendicular Lines and the equation of a tangent Questions

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