If f (x) = 7+2x and g(x) =5x -2, find f (7)

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

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?

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq