(-7*3)的平方除以(7的平方乘以2/3)+5的立方 -1得好多
问题描述:
(-7*3)的平方除以(7的平方乘以2/3)+5的立方 -1得好多
答
(-7*3)²/(7²*2/3)+5³-1=(-21)²/(49*2/3)+125-1=441/(98/3)+124=137.5
(-7*3)的平方除以(7的平方乘以2/3)+5的立方 -1得好多
(-7*3)²/(7²*2/3)+5³-1=(-21)²/(49*2/3)+125-1=441/(98/3)+124=137.5