Question

鱼的脑重量B与体重W的关系已经通过幂函数B = 0.007W2 / 3进行了建模,其中B和W以克为单位。体重作为体长L(以厘米为单位)的函数的模型为W = 0.12L2.53。如果在一千万年中,某些鱼类的平均长度以恒定的速度从14厘米演化到22厘米,那么当平均长度为17厘米时,该鱼类的大脑生长速度有多快?(回答您对四个有效数字的回答。)

鱼的脑重量B与体重W的关系已经通过幂函数B = 0.007W2 / 3进行了建模,其中B和W以克为单位。体重作为体长L(以厘米为单位)的函数的模型为W = 0.12L2.53。如果在一千万年中,某些鱼类的平均长度以恒定的速度从14厘米演化到22厘米,那么当平均长度为17厘米时,该鱼类的大脑生长速度有多快?(回答您对四个有效数字的回答。)

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