The nth term of an exponential sequence is given by the formula un=-6 x 2n-1

Calculate u1, u2, and u3.

What is the value of n if un= -768?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years