Z与d的立方成反比变化。如果当d = 2时z = 3,当d为4时你如何找到z?
Z = 3/8 z反向变化,因为d的立方数表示zprop1 / d ^ 3换句话说,z = kxx1 / d ^ 3,其中k是常数。现在当z = 3时d = 2意味着3 = kxx1 / 2 ^ 3或3 = kxx1 / 8或k = 8xx3 = 24因此z = 24xx1 / d ^ 3 = 24 / d ^ 3因此当d = 4时,z = 24xx1 / 4 ^ 3 = 24/64 = 3/8
Z = 3/8 z反向变化,因为d的立方数表示zprop1 / d ^ 3换句话说,z = kxx1 / d ^ 3,其中k是常数。现在当z = 3时d = 2意味着3 = kxx1 / 2 ^ 3或3 = kxx1 / 8或k = 8xx3 = 24因此z = 24xx1 / d ^ 3 = 24 / d ^ 3因此当d = 4时,z = 24xx1 / 4 ^ 3 = 24/64 = 3/8