Find the derivative of f (x) = - 5/x at x = 11.

A ski jump makes an angle of 27 degrees with respect to the water as shown below how are the 27 degrees angle and the unknown angle related what is the value of x

Ben plans to sign up for a language class that will cost at least $195. His father gives him $75 and he earns $28 from mowing the lawn for his neighbors.

Simple Random Sample vs. Random Sample Refer to the definition of simple random sample on page 27 and its accompanying definition of random sample enclosed within parentheses.

Solve the equation. 2 (y - 4) = 4 A (6 B (7 C (2 D (-2

If i = the square root of - 1, what is the value of i³? A. - 1 B. i C. 1 D.-i?

A swimming pools large drain will empty a pool in 3 hours while its smaller drain takes 6 hours. If both drains are open how long will it take to empty the pool? A: 4 1/2 hours B: 2 hours C: 9 hours D: 4 hours

A pair of jeans cost x dollars and is subject to a 7% sales tax. Using only one step which of the following expressions could be used to font the cost of the pair of jeans in dollars?

Explain in your own words why (x+y) 2=x2+y2. provide a numerical example to illustrate

Grace read 4 days this week. She read 10 minutes each day. If her teacher wants her to read it a total of 60 minutes, how many more minutes does Grace need to still read?

How many terms are in the expression 1/2 - 18y + 9z - 2