Answer to Question #83111 in Analytic Geometry for greg

Question #83111

if a vector X is represented as [xsinθi +ysinθj] then another vector Y which is normal to X can be represented as

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1. Find the equation of the line which is parallel to the 2y+3x=3 and passes through the midpoint (-2,3
2. Determine the gradient of a straight line passing through the point (1,6) and (-3,-3)
3. A line AB passes through the point P(3,-2) with gradient -1/2, determine the equation of the line CD
4. A line AB passes through the point P(3,-2) with gradient -1/2, determine the equation of the line CD
5. Find the equation of the normal to the curve y = x^3 - x^2 at point (1,1)
6. show that the points (-1, -2),(5,4),(-3,0) are the vertices of a right triangle, and find its area.
7. A line AB passes through the point P(3,-2) with gradient 2, determine the equation of the line CD th

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