jack is mowing a lawn that has a shed. Find the area of the lawn that jack will mow. The dimensions of the yard 12x - 6, 7x. the dimensions of the shed 12x+4, 4x. Find the area of the yard. Find the area of the shed. Find the area of the lawn by subtracting the shed area from the yard area.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%