解答
解答
求解步骤
Represent the number with
A.T.Q.:
流行的例子
The radius of a circle is 18 ft. Find its 周长 in terms of pitwice the 差集 of a number and 5 equals 7For a car moving at a constant speed, the 距离 traveled varies directly with the time spent driving. If such a car travels 220 miles in 4 hours, how many miles does it travel in 3 hours?You invest 5,000 in a savings account paying 4% interest compounded quarterly. How much is in the account after 5 yearsThe 半径 of a circle is 4 in. Find its area in terms of pipi.