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Consider the straight line 3x + 4y + 8 =...

Consider the straight line 3x + 4y + 8 = 0
 i. What is the slope of the line which is perpendicular to the given line?
ii. If the perpendicular line passes through (2,3), form its equation,
 iii. Find the foot of the perpendicular drawn from (2,3) to the given line.

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The correct Answer is:
i. `(4)/(3)`, ii. 4x -3y +1=0, iii. `((-28)/(25), (-29)/(25))`
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