总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 2/3*1*14.3*3.1415926*400^3*(sin(180*0.2288))^3/3.1415926+360*7959*332*(sin0.2288*180+sin0.7924*180)/3.1415926 的值.
题型:数学计算
解:
2/3*1*14.3*3.1415926*400^3*(sin(180*0.2288))^3/3.1415926+360*7959*332*(sin0.2288*180+sin0.7924*180)/3.1415926
=2/3*1*14.3*3.1415926*400^3*(sin41.184)^3/3.1415926+360*7959*332*(sin0.2288*180+sin0.7924*180)/3.1415926
=2/3*1*14.3*3.1415926*400^3*(-0.336592)^3/3.1415926+360*7959*332*(sin0.2288*180+sin0.7924*180)/3.1415926
=2/3*1*14.3*3.1415926*400^3*(-0.336592)^3/3.1415926+360*7959*332*168.99282/3.1415926
=2/3*1*14.3*3.1415926*64000000*(-0.336592)^3/3.1415926+360*7959*332*168.99282/3.1415926
=2/3*1*14.3*3.1415926*64000000*-0.038133912771187/3.1415926+360*7959*332*168.99282/3.1415926
=0.666667*1*14.3*3.1415926*64000000*(-0.038133912771187)/3.1415926+360*7959*332*168.99282/3.1415926
=0.666667*14.3*3.1415926*64000000*(-0.038133912771187)/3.1415926+360*7959*332*168.99282/3.1415926
=9.533338*3.1415926*64000000*(-0.038133912771187)/3.1415926+360*7959*332*168.99282/3.1415926
=29.949864*64000000*(-0.038133912771187)/3.1415926+360*7959*332*168.99282/3.1415926
=1916791296*(-0.038133912771187)/3.1415926+360*7959*332*168.99282/3.1415926
=(-73094752.082234)/3.1415926+360*7959*332*168.99282/3.1415926
=(-23266782.612817)+360*7959*332*168.99282/3.1415926
=-23266782.612817+2865240*332*168.99282/3.1415926
=-23266782.612817+951259680*168.99282/3.1415926
=-23266782.612817+160756055875.497589/3.1415926
=-23266782.612817+51170242721.954971
=51146975939.342155 答案:2/3*1*14.3*3.1415926*400^3*(sin(180*0.2288))^3/3.1415926+360*7959*332*(sin0.2288*180+sin0.7924*180)/3.1415926=51146975939.342155 注:弧度制你的问题在这里没有得到解决?请到 热门难题 里面看看吧!