Acar with a cost of $25,000 is decreasing in value at a rate of 10% each year. the function g(t)= 25,000(0.9)^t gives the value of the car after t years. when will the value of the car be about $12,000? a) after 7 years b) after 9 years c) after 13 years could you also explain how to do it?

Ineed i do not understand i'm only 8

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

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?