Hi there,
As per distance formula,
D=√(x2-x1) ²+(y2-y1) ²
5=√(5-x) ² + (3-0)
5=√(25+x²-10x+9
On squaring both sides,
25=25+x²-16x+9
x²-10x+9=0
x= (10+-√100-36) /2
x=(10+-√64) /2
x=9, 1 Ans.
Hope this helps!
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