x²+4y²+6z²+2xy-4xz+2w²-6zw rank index signature??
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Step-by-step explanation:
x4 + 4y4 = (x² + 2y² + 2xy) (x² + 2y² − 2xy). Can you generalize this ... Example 1: Factor 4x4 + 625y4. Solution: Let A = 2x² ...
4y²+ 6z²+ 2w²- 6zw
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