A business has a savings account that earns a 3% annual interest rate. At the end of 1996, the business had $4,000 in the account. The formula F
+
100
is used to determine the amount in the savings account.
p(1
a)
. Fis the final amount,
• p is the initial investment amount,
. ris the annual interest rate, and
. tis the time in years.
To the nearest dollar, how much did the business initially invest in 1991?

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 10^4 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 10^5 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.