Answer:
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Given
- Point C(4, 3) and line y = 9x + 10
Find the distance from the point to the line.
General form of a line:
Convert the given line equation:
- y = 9x + 10 ⇒ 9x - y + 10 = 0
Formula for the distance from the point (x₁, y₁) to the line ax + by + c = 0:
- [tex]d=\cfrac{|ax_1+by_1+c|}{\sqrt{a^2+b^2} }[/tex]
Substitute and calculate:
- [tex]d=\cfrac{|9*4-1*3+10|}{\sqrt{9^2+(-1)^2} }=\cfrac{|43|}{\sqrt{82} } \approx 4.75 \ units[/tex]