Find the equation of the tangent to the circle x²+y²-2y-23=0 at the point p(5,-2)?
1 Answer
Apr 21, 2018
Explanation:
#"substitute "(5,-2)" into the given equation"#
#25+4+4-23=10!=0#
#(5,-2)" is not on the circle so no tangent at this point"#
