A monument made of a certain number of rows consisting of cube-shaped bricks starts with a row of 34 bricks. The
row above has 31 bricks, the row above that has 28 bricks,
and so on such that each row has three fewer bricks than the
row below it. A portion of the monument is shown below.
Later a student notices that the total number of bricks used
in the monument is just enough to create the brick floor of a
rectangular patio that is one layer of bricks, seven times as long
as it is wide. (No bricks are broken to make the floor.) How
many rows of bricks does the monument have?

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

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?

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.