Test the following series for convergence by the Integral Test. [infinity]
∑ ne^-7e
e

What two criteria are needed for triangles to be similar

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)