Which equation illustrates the commutative property of addition? a. 12 + 6 + 15 = 12 + 15 + 6 b. 12 + 6 + 15 = 12 + (6 + 15) c. 12 + 6 + 15 = 18 + 15 d. 12 + 6 + 15 = 12 + 6 + 15

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)

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?