F (x) = - 2x^3-3x^2-1, identify the intervals where the function is increasing and decreasing

A triangle has sides with length of 33 yards, 44 yards, and 55 yards. Is it a right triangle?

Describe the error in finding the distance between A (6, 2) and B (1,-4).

The number of farms in a region is decreasing. In 1982 there were approximately 6.5 million farms, while in 2014, there were only approximately 5.2 million farms. Find the percent of decrease in the number of farms.

Let f (x) = 5x + 12. Find f-1 (x). 12x + 5 1 over quantity 5 x plus 12 5 over quantity x minus 12 quantity of x minus 12 over 5

Expand: - (3x+2y) ≤ (3/2+4²). Find the value of 'x'?

Which of the following is the major negative aspect of crossover designs for research studies? A. Prohibitive cost B. Residual effects C-Subject drepout D. Incomplete randomization E. Large sample size required

If Joseph runs 1/5 mile in 1/30 of an hour, what is his speed in miles per hour?

A factory produces widgets. At the end of production, there is a quality assurance process that rejects all faulty widgets. On the first day of the month, the factory produced 211 widgets, 13 of which were faulty.

At the grocery store, you can purchase loose lemons at 2 for $0.99. You can also buy a bag of 6 lemons for $2.50. Which is a better buy

Aaron is staying at a hotel that charges $100 per night plus tax for a room. A tax of 8% is applied to the room rate per day and an additional one-time only fee of $5.00 is charged by the hotel.