Question Solve the equation r=1 Evaluate 1=rSolution r=1 Show Solution Rewrite the equation x2+y2=1 Evaluate 1=rRewrite the expression −r=−1Divide both sides of the equation by −1 r=1Square both sides of the equation r2=12To covert the equation to rectangular coordinates using conversion formulas,substitute x2+y2 for r2 x2+y2=12Solution x2+y2=1 Show Solution Graph