3. If a new data point (15,80) is added to the original data, what effect will this new data point have on the slope and the y-intercept of the regression line? (2)
Effect on the slope:
Effect on the y-intercept:
I
4. Is it reasonable to predict the distance of the nearest firsh to the outflow pipe for a
temperature of 50°C? Explain your answer. [2]

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)