Question

The number of people who vote early doubles every week leading up to an election. This week 1200 people voted early. The expression 1200 (multiplied by) 2^w models the number of people who will vote early w weeks after this week. Evaluate the expression for w= -3. Describe what the value of the expression represents in the situation.

Answer 1

2^-3=1/8

It looks like the vote three weeks earlier.

1200*1/8=150