Question

simplify using only positive exponents:
(2t)^-6

Answer 1

can you help me bot

Answer 2

simplify using only positive exponents:
(w^-2 J^-4)^-3(J^7J^3)

Answer 3

simplify using only positive exponents:
a^2b^-7c^4/a^5b^3C^-2

Answer 4

Evaluate the expression for m = 2, t = −3, and z = 0. z−t(mt)z

Answer 5

Use scientific notation to rewrite the number: a. 0.0002603 in scientific notation
b. 5.38 × 102 in standard notation

Answer 6

The speed of sound is approximately 1.2 × 103 km/h. How long does it take for sound to travel 7.2 × 102 km? Write your answer in minutes.

Answer 7

Evaluate the function below over the domain {−1, 0, 1, 2}. As the values of the domain increase, do the values of the function increase or decrease?
x
3
y =⎛ ⎞
⎜ ⎟
4
⎝ ⎠

Answer 8

Suppose an investment of $5,000 doubles every 12 years. How much is the investment worth after 36 years? After 48 years?
Write and solve an exponential equation.

Answer 9

Does the function represent exponential growth or exponential decay? Identify the growth or decay factor.
y = 9 ∙ (1/2)^x

Answer 10

You deposit $520 in an account with 4% interest compounded monthly. What is the balance in the account after 5 years?