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F1d1= f2d2. 0.2×40=xg×0.8 xg=0.2×40\0.8. Xg=0.08\0.8
F1d1= f2d2. 0.2×40=xg×0.8 xg=0.2×40\0.8. Xg=0.08\0.8
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Favour
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can someone please explain f1d1 = f2d2
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jenny
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