simplifying rational expressions

which of the following is equal to therational expression when x=3 or - 10

(x+5) (x-3) / (x-3) (x+10) ... ?

Let f (x) = x2-3x-4 . What is the average rate of change from x = 7 to x = 10? Enter your answer in the box.

Write a polynomial in standard form with zeros 1, 2, and - 5. a. x3 - 2x2 + 13x - 10 = 0 b. x3 - 4x2 + 17x + 10 = 0 c. x3 + 2x2 - 13x + 10 = 0 d. x3 + 6x2 - 3x + 10 = 0

The greater roadrunner bird can run 14 miles per hour that's 7 times faster than an ostrich can walk how fast does an ostrich walk

Brett and Lionel start out together to bike from Windsor Forrest to Camperdown, a distance of 36 miles. Brett bikes at 9 miles per hour. Lionel bikes at 18 miles per hour. Which statement is true?

In a 230-page comic book, the number of frames in which the main protagonist appears is observed to follow a normal distribution with a mean of 22 frames per page and a standard deviation of 4 frames per page.

No, because the bike order does not meet the restrictions of 4c + 6a ≤ 120 and 4c + 4a ≤ 100 No, because the bike order does not meet the restrictions of 4c + 4a ≤ 120 and 6c + 4a ≤ 100 Yes, because the bike order meets the restrictions of 4c + 6a ≤

A researcher conducts a hypothesis test on a population proportion. Her null and alternative hypothesis are H0 : p = 0.4 and Ha : p < 0.4. The test statistic and p-value for the test are z = - 3.01 and p-value = 0.0013.

How do I solve (-2-6i) (1 + i)

I'm a election 4713 people voted candidate B received 2 thirds of the votes. How many votes did candidate b receive

A car can travel 476 miles on 14 gallons of gas. Write an equation relating to the distance d to the number of gallons g. How many gallons of gas first this car need to travel 578 miles?