解答
解答
+1
间隔符号
求解步骤
的轴截距点X 截距Y 截距
的斜率:
的反函数:
的定义域
的值域:
流行的例子
The 差集 of 7 and a number.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 years