19.Find dy/dx of the function y = f(x) definded by x²+xy-y2 = 4. July 31, 2021 by Thái Dương 19.Find dy/dx of the function y = f(x) definded by x²+xy-y2 = 4.

Answer: 2x + y Step-by-step explanation: x² + xy – y² = 4 → Remember the rule, bring the power down then minus 1 2x + y Reply

Answer:2x + y

Step-by-step explanation:x² + xy – y² = 4

→ Remember the rule, bring the power down then minus 1

2x + y