What is the missing coefficient?
(15х2 + 11у^2 +8x)-(7х^2 + 5y^2+2x) =___x^2+ 6у+ 6х
4
8
10
22

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

Determine if the function below is continuous. a. continuous b. not continuous, 1 hole c. not continuous, > 2 holes d. not continuous, 2 holes

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c