{"result":{"text":"begin mathsize 14px style x squared open parentheses fraction numerator d y over denominator d x end fraction close parentheses squared plus x squared equals r squared open parentheses fraction numerator d y over denominator d x end fraction close parentheses squared rightwards double arrow x squared equals open parentheses r squared minus x squared close parentheses open parentheses fraction numerator d y over denominator d x end fraction close parentheses squared end style"},"status":"ok"}