Yesterday, the outside temperature in the morning was 6.2°C. By lunchtime, the temperature had risen 12.9°C.
In the evening, the temperature dropped 7.5°C.
What was the outside temperature in the evening?

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?