8. Using k as the constant, write an equation that expresses: S varies jointly as b times the square of r.

The equation of ellipse M is (x + 15) 2 361 + (y - 13) 2 289 = 1, while the equation of ellipse N is (y + 14) 2 324 + (x - 16) 2 256 = 1. Which of these statements is true regarding the shapes of the 2 ellipses? A) Ellipse M is wider than ellipse N.

He will buy movie theater gifts card that each coast $20 he has $450 to buy a total of 15 gift cards. how many of each type gift card can he buy?

What is the solution of this question? 3x+17+5x=7x+10

Factor 15y^4+26y^3+7y^2

Object A and Object B are two objects in motion. Given the graph of Object A and the equation y = 1 5 x of Object B, which of the two moving objects has greater speed and by what factor? (round to nearest hundredth)

Tamika opened a money market account that has a 4.25% annual interest rate, compounded annually. She deposits $1,750 into the account each year. How much interest will the account earn after 15 years? $9,449.40 $33,949.40 $35,699.40 $71,398.40

Provide reasons for the proof. Given line h is parallel to line k. line j is perpendicular to line h. Prove line j is perpendicular to line k

Rico is making 4 batches of salsa. Each batch needs 2/3 cup of corn. He only has a 1/3 cup measure. How many times must Rico measure 1/3 cup of corn to have enough for all of the salsa?

Find the Surface area 9 cm 4 cm

mr. montes is a plumber. he charges $35 to evaluate the situation plus $42 per hour that he is working on the job. if he were to lower his base fee by$10 and raise his charge per hour by $5,