Calculus I - Trig Functions (Practice Problems)
tutorial.math.lamar.edu › Problems › CalcIAug 06, 2020 · Section 1-3 : Trig Functions. Determine the exact value of each of the following without using a calculator. Note that the point of these problems is not really to learn how to find the value of trig functions but instead to get you comfortable with the unit circle since that is a very important skill that will be needed in solving trig equations.
Applications of Partial Derivatives - Calculus 3
https://www.varsitytutors.com/calculus_3-help/applications-of-partial-derivativesExplanation: . Let To find the absolute minimum value, we must solve the system of equations given by. So this system of equations is, , . Taking partial derivatives and substituting as indicated, this becomes. From the left equation, we see either or .If , then substituting this into the other equations, we can solve for , and get , , giving two extreme candidate points at .