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student18638

3,4題

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  • 解數雜貨店
    2020-09-27 11:45:46
    3) ℓ = length of liquid column T = temperature ℓ = aT + b ℓ = 5 and T = 0, 5 = a(0) + b b = 5 ℓ = 15 and T = 100, 15 = a(100) + b a = (15-5)/100 = 1/10 ∴ ℓ = T/10 + 5 Plug in T=-8, 115 to find ℓ
  • 解數雜貨店
    2020-09-27 12:00:18
    4) 39-9
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