Number Calculation( Week 9 Practice)
1. 65 + 65 + 65 + 65 + 65 + 65 2. If x = 3 and y = 6, what is the value of 5|x − 3y| − |2xy| ? 3. P and Q are positive integers and P + Q = 11. What is the smallest possible value of + ? 4. What is the product of (1 + )(1 + )(1 + )? 5. What is the product of (1 − )(1 − )(1 − )(1 − )(1 − )(1 − )?