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Linear Equations Formula

A linear equation looks like any other equation. It is made up of two expressions set equal to each other.…

Typical Single Variable Equations on the ACT

Single variable equations will fall into two broad categories on the ACT–given equations and word problems. Let’s look at each…

Single Variable Equations in Algebra

Single variable equations are some of the most common types of problems on the ACT math section. You must know…

The Equation of the line tangent to the given curve at the given point

Functional dependence; conformal mapping

We start once more with a differentiable transformation, defined in some domain D. In the previous section we concentrated chiefly on…

Functional dependence between two variables

Two variables x and y are tied by a  functional dependence, if for each value of one of them it is possible to receive…

Mean value theorem

Formal statement Proof Cauchy’s mean value theorem Proof of Cauchy’s mean value theorem Generalization for determinants

Properties of continuous function

The binomial series expansions to the power series example

The Power Series Expansion of the logarithmic function