say x is 4, and a is 3.5.... substitude them...... 4*0.5=2, 1/0.5=2
as long as the difference is 0.5, its correct.....
Originally Posted by Punch Solve Assuming that
I suggest starting by noting that .
So you need to look at two cases, Case 1: , then
Case 2: , then
So the solutions to the equation are