Determine the domain and range of the relation { (-2, 4), (1, 3), (0, - 4), (3, 2) }

Determine the sum of the first 20 terms of an arithmetic series with an initial term of 3 and a common difference of 2.

Simplify 8x - 3 (4x - 2)

Estimate the mixed number 20by rounding to the nearest whole number or one-half. 20 3/20 estimates to ...

What is 2^3/2 equal to? A. The square root of 8 B. The cubed root of 8 C. The cubed root of 16 D. The square root of 16

Terbium-160 has a half-life of about 72 days. After 396 days, about how many milligrams of a 220 mg sample will remain? A. 5 mg B. 12 mg C. 40 mg D. 194 mg

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.