Q.

Find the length of the perpendicular drawn from the point (–2,–3) to the straight line 5x – 2y + 4 = 0.

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Detailed Solution

The length of the perpendicular drawn from the point Px1,y1 to the st.line 
ax+by+c=0 is d=ax1+by1+ca2+b2
given st.line 5x2y+4=0
and given point (–2, –3)
 the perpendicular distance from (2,3) to the st.line
d=|5(2)2(3)+4|25+4=|10+6+4|29=0

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