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
You are dealt one card from a 52-card deck. Find the probability that you are dealt a three or a red card.The sum of an unknown number and 41 is 65 as the unknown number, write this word statement as an equation.Do not solve the equation.Eight minus a number15 subtracted from the product of a number and 4 is-59Alfred is four times as old as his brother. Four years from now, he will be twice as old as his:brother. Find their present ages.