An artist wants to frame a square painting with an area of 400 square inches. She wants to know the length of the wood trim that is needed to go around the painting. a. If x is the length of one side of the painting, what equation can you set up to find the length of a side?

b. Solve the equation you wrote in part a. How many solutions does the equation have?

c. Do all of the solutions that you found in part b make sense in the context of the problem? Explain.

d. What is the length of the wood trim needed to go around the painting?

If a boat travels 3 miles in 1.5 hours how far will it travel in 1 hour

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below.correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance.what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?

Which of the following parabolas opens down?