Question 607343
1, 6, 7, 8, 9: Substitute the given expression into the function, simplify.


2: The domain is all real numbers except those where the function is undefined.


3. Incomplete.


4. y = mx + b where m is the slope and b is the y-intercept.


5. zero-property rule.


10. Use quadratic formula, substitute in numbers.


Like the other tutor said, no one's going to do all ten problems for you. The instructions for posting say, one problem per post, limit five posts per day.