Given the function, f (x) = x^2-3, calculate the average rate of change of the function from x=1 to x=3

A. - 2

B. 4

C. 8

D. - 12

A scalene triangle and a right triangle are always congruent true or false

Alice is a waitress at Angelina's her first table bill was for $82.00. They left her a 16% tip, how many did she make in tips from this table? A. $12.82 B. $131.20 C. $16.00 D. $13.12

45 minutes to 1 hour to simplest form

What is the value of (f/g) (8)

How do we use electromagnetic energy? No googled answer

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.