Plz use the regression line for the data in the scatterplot to answer the question. on average, how many more goals will a player score for every additional hour of practice? a. 1/2 of a goal b. 3/4 of a goal c. 1 goal d. 4/3 of a goal

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?