(50-2x)(30-2x)x=1056 解出x的值_其他解答

(50-2x)(30-2x)x=1056 解出x的值

人气：312 ℃　时间：2020-02-06 10:23:04

解答

[ 1/3*(64+9*i*1323059^(1/2))^(1/3)+475/3/(64+9*i*1323059^(1/2))^(1/3)+40/3][ -1/6*(64+9*i*1323059^(1/2))^(1/3)-475/6/(64+9*i*1323059^(1/2))^(1/3)+40/3+1/2*i*3^(1/2)*(1/3*(64+9*i*1323059^(1/2))^(1/3)-4...