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Factorise:x⁴-(x-z)⁴ |
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Answer» Step-by-step explanation: x4-(x-z)4
x4-(x2-2xz+z2)2
x4 - (x4-2x3z+x2z2-2x3z+4x2z2-2xz3+x2z2-2xz3+z4)
x4 - (x4-4x3z+6x2z2-4xz3+z4) 4x3z-6x2z2+4xz3-z4 |
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