Simplify the expression using properties of exponents.

12a-9b-4

9a2b6

4b2

3a7

4

3a11b10

4a7b2

3

4a7b10

3

Stephen has been saving money to buy a new car. The new car costs $21,920.00. He has to pay 17.25% in taxes based off the cost of the car. If he also purchases an extended warranty for $1,200.

What is the complement of a 28 degree angle?

If my grandma is baked 30 cookies how many cookies does she backed

The sum of two numbers is 170 and their difference is 26. Find the two numbers. Write the solution as an ordered pair

You and your friend are swim team. You want to beat your friend at the next swim meet so you decide to swim 15 minutes longer than she does one day at practice

Which of the following would best represent a cosine function with an amplitude of 3, a period of pi over 2, and a midline at y = - 4? f (x) = - 4 cos 4x + 3 f (x) = 3 cos (x - pi over 2) - 4 f (x) = 4 cos (x - pi over 2) + 3 f (x) = 3 cos 4x - 4

a music store marks up the instruments it sells by 30% if the store-bought a guitar for $45 what will be its store price

solve for X? how do you solve a pyramid if the top #60 bottom left is x+20 and right bottom corner is 3x

Jimmy invests $3000 in an account with a 3.8% interest rate, making no other deposits or withdrawals. What will Jimmy's account balance be after 9 years if the interest is compounded quarterly? Round to the nearest cent.

The expressions that are equivalent to 9 (5v+4)