Find the second partial derivative, .

Find the local maximum and minimum value and saddle point of the function. Type your answer as “local maximum =”, “local minimum =”, and “saddle point =”. If an answer does not exist, enter DNE.

Use polar coordinates or the sandwich theorem to show that the limit exists.

Suppose that z is defined implicitly as a function of x and y. Use implicit differentiation to find

Determine the set of points at which the function is continuous.

Show the top 10 highest-rated movies. Use LIMIT. Order by rating in descending order.  

List all unique genres in the database (A-Z).

How many calories are there in a 255 Calorie snack bar? (pay attention to the way the unit is written).

L1.1: ¿Maculino o femenino?: Look at the words below and decide whether they are masculine or feminine, then provide the definite article (el, la, los, las) for each. (12 x 1 pt. each = 12 pts.) libro biblioteca programa teléfono universidad autobús

L1.1: ¿Singular o plural?: If the word is singular, make it plural. If it is plural, make it singular. Do not forget to update the definite article as well. (12 x 1 pt. each = 12 pts.) El cuaderno: Las estudiantes: Los problemas: El autobús: La conversación: La universidad: