Need rn! worth 14 ~ 謝謝 1.) If f(x) varies directly with x2 and f(x)=10
when x=−4, what is the value of f(x)
when x = 3?
(ANSWER CHOICE: −14.4, −5.625, 5.625, 14.4)

2.) Which graph models the following characteristics?
y varies directly with x2
y = 15 when x = 3

This is a table of values that follows a given rule or function. each output comes from the input being applied to the rule.

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)

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2