Algebra
Exercise 3_20
Find the solution of: Solution: Let’s square the two sides:We get: Adding similar terms we get: Multiplying both sides by Let’s square both sides another time: Divide by 2: Let’s factor:The equality is true if […]
Algebra
Matrix Calculation
Introduction to matrices Introduction to Matrices Before we start solving multiple equations, I have to introduce the matrix calculations. Tables can be represented by what we call matrices. A matrix is a type of rectangular […]
Geometrie analytique
Distance entre une droite et un point
Distance entre une droite et un point Dans beaucoup de cas, nous aurons besoin de trouver la plus courte distance entre une droite et un point extérieur à cette droite. Cette distance n’est autre que la […]
Calculus
Applications of Derivatives and Higher order
Higher order Derivatives In the following formulas, we show the higher order derivatives before diving into practical applications. If we define functions Like , , and with being the variable and a natural number: The […]
Calculus
Integration Techniques, multiple pages
Integration Techniques, multiple pages In this chapter, we are going to take off the gloves and work harder on the techniques used to solve integral problems. We will still remain in the area of the […]
Algebra
Inequalities
Inequalities Inequalities appear to us in many forms. Imagine that we want to express the following sentence in an equation: The total number of cars parked here is at least 50. If this total is […]
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