Let's simplify the expression step by step.
8a - 8b / b * (1/a + b - 1/a - b)
First, let's simplify the expression within the parentheses:
1/a + b - 1/a - b = (1/a - 1/a) + (b - b) = 0 + 0 = 0
Now we have:
8a - 8b / b * 0
Since anything multiplied by 0 is 0, the entire expression simplifies to 0.
Let's simplify the expression step by step.
8a - 8b / b * (1/a + b - 1/a - b)
First, let's simplify the expression within the parentheses:
1/a + b - 1/a - b = (1/a - 1/a) + (b - b) = 0 + 0 = 0
Now we have:
8a - 8b / b * 0
Since anything multiplied by 0 is 0, the entire expression simplifies to 0.