Maria's calculator showed the expression 23,000+ 4.5E3. Part A:
What is another way to write the expression Maria's calculator showed?
A. 23,000 + (4.5+ 3 10)
B. 23,000 + (4.5 x 3 10)
C. 23,000 + (4.5+ 10 3)
D. 23,000 + (4.5 x 103)

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?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?