#### Derivative of tan x, sec x & tan x More

The derivative of tan x, sec x & tan x – The derivative of a function of a real variable measures the sensitivity to change of the function value (output value) with respect to a…

#### Derivative of ln x, lnx^2, 1/lnx & More

The derivative of ln x – Part of calculus is memorizing the basic derivative rules like the product rule, the power rule, or the chain rule. One of the rules you…

#### Dormir Conjugation – Spanish, French, Preterite

Dormir Conjugation – No matter where you are, you’re going to need sleep. If you’re with Spanish speakers, you’ll want to know how to talk about it. Rather than inventing new…

#### Difference Quotient – Formula, Calculator, Examples

Difference Quotient is used to calculate the slope of the secant line between two points on the graph of a function, f. Just to review, a function is a line…

#### Ser Conjugation – Spanish Grammer

Ser Conjugation – Spanish Verb Ser – In English, we know the forms of the verb “to be” without thinking. I am. You are. We are. They are. In Spanish,…