What is 4 radians converted to degrees? if necessary, round your answer to the nearest degree. a. 13 b. 45 c. 229 d. 720

I’m stuck on this i don’t understand.

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

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)