Mathematics · Calculus
यदि x2 + y2 = t + 1t और x4 + y4 = t2 + 1t2 है, तो dydx किसके बराबर है?
- 1-xy
- 2xy
- 3-yx✓
- 4yx
सही उत्तर देखें
-yx
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