Remember: factoring is the opposite of multiplying! Finding the Greatest Common Factor of Terms General Factoring Shaded Area Problems If you have any questions, leave them down below!
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2.2 Multiplying Polynomials
General Rules: (a + b)2 = a2 + 2ab + b2 (a – b)2 = a2 – 2ab + b2 (a – b)(a + b) = a2 – b2 Multiplying using FOIL Calculating the area of a shape Other multiplication problems Have any questions? Leave them in the comments below!
2.1 Classifying Polynomials
Polynomials can be confusing if you don’t know your terminology. For this section, we’ll cover the terms you need to know, and a basic guide to multiplying polynomials. Check out the links below for an explanation! Some Terms You Should Know: Term: a number or a product of a number with one or more variables.…
8.6 Laws of Cosines
How to get the cosine law The law of cosines If you have any questions, feel free to leave them in the comment box down below!
8.5 Law of Sines
How to get the law of sines The law of sines If you have any questions, feel free to leave them in the comment box down below!
8.4 Oblique Triangles
Example questions: If you have any questions, feel free to leave them in the comment box down below!
8.3 Special Angles
Quadrantal Angles Special angles The 45-45-90 triangle The 30-60-90 triangle If you have any questions, feel free to leave them in the comment box down below!
8.2 The Three Trigonometric Functions
Trigonometric ratios Sign properties of trig If you have any questions, feel free to leave them in the comment box down below!
8.1 Angles and Their Measure
Angles in standard position Coterminal angles Reference angle Summary of circles and symmetry Given point (a, b) on the terminal side of a standard position angle, thenL (-a,b) must be also on the graph because of the reflection in the x-axis (a, -b) must also be on the graph because of the reflections in the…
7.5 Applications of Inequalities
Strategy for solving word problems involving inequalities Read the problem carefully and determine what you are given and need to solve for Let x represent the unknown variable, and represent everything else in terms of x If possible, make a diagram illustrate the question (super helpful) Write an equation relating to your unknown quantities to…