ASAP please help This graph shows how many cookies Julia makes over 9 days.

a) How many total cookies will Julia have on
day 7?

b) Estimate the output when the input is 2.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

If value of cos330° is √3/2 then find tan165°.

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.