Determine the positive number that must be added or subtracted to the expression to complete the square. x ^ 2 - 2x.

For each expression use a property to write an equivalent expression.

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?