Which of the following must be negative? I. The product of 2 negative numbers.
II. The product of 2 positive numbers.
III. The product of 3 negative numbers.

Rearrange the formula c^2 = a^2 + b^2 for b

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Arational number that is equivalent to -20/4?