Trig identities - Study guides, Study notes & Summaries
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Engineering math 115 Combination & transformation of functions, Trig identities
- Other • 28 pages • 2022
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These notes are in a pdf format. 
- colour coded 
- step-by-step examples for each topic 
The notes cover the topic: Combination of functions, Transformation of functions, Trig identities
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MAT 172 Trig Identities Question and answers 100% correct 2024/2025
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MAT 172 Trig Identities Question and answers 100% correct 2024/2025 MAT 172 Trig Identities 
 
Pythagorean Identity: Sine and Cosine - correct answer sin^2θ+cos^2θ=1 
1-cos^θ=sin^2θ 
1-sin^2θ=cos^2θ 
 
Pythagorean Identity: Cosecant and Cotangent - correct answer csc^2θ-cot^2θ=1 
csc^2θ-1=cot^2θ 
cot^2θ+1=csc^2θ 
 
Pythagorean Identity: Secant and Tangent - correct answer sec^2θ-tan^2θ=1 
sec^2θ-1=tan^2θ 
1+tan^2θ=sec^2θ 
 
Sum Identities: Cosine -
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Trig Identities Questions with Rationale 2024
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Trig Identities Questions with Rationale 2024 
reciprocal identities 
1. sinB=1/cscB 
2. cosB= 1/secB 
3. tanB= 1/cotB 
4. cscB= 1/sinB 
5. secB=1/cosB 
6. cotB=1/tanB 
 
 
 
quotient identities 
1. sinB/cosB=tanB 
2. cosB/sinB=cotB 
 
 
 
 
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pythagorean identities 
1. sin^2B+cos^2B=1 
2. tan^2B+1=sec^2B 
3. cot^2B+1=csc^2B 
 
 
 
odd-even identities 
1. sin(-B)=-sinB 
2. c...
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Trig Identities + Exam 1 Tips Questions and and answers
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Trig Identities + Exam 1 Tips Questions and and answers
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Trig Identities study guide solution
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Trig Identities study guide solution
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Precalc: trig identities
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Precalc: trig identities
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Trig Identities study guide solution
- Exam (elaborations) • 2 pages • 2023
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Trig Identities study guide solution
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CSU Math Placement Exam with verified solutions 2024
- Exam (elaborations) • 5 pages • 2024
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slope-intercept form 
y = mx + b 
 
 
 
slope formula 
m = (y₂- y₁) / (x₂- x₁) 
 
 
 
point slope form 
y - y₁ = m(x - x₁) 
 
 
 
standard form 
Ax + By = C 
 
 
 
distance formula 
d = √[( x₂ - x₁)² + (y₂ - y₁)²] 
 
 
 
equation of a circle 
(x - h)² + (y - k)² = r² 
where (h,k) is the center and r is the radius 
 
 
 
absolute value piece wise function 
|x| = { x if x >or= 0 
{ -x if x < 0 
 
 
 
FOIL 
First, Outer, Inner, Last 
 
 
 
what does i equal? 
square...
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Year 12 Trigonometry- A* A level Mathematics Edexcel Notes
- Summary • 11 pages • 2024
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Pure Mathematics 
 
This document includes summaries of key mathematical concepts and thought-out examples with corrections made where necessary 
 
A* achieved using these notes in 2022 exams 
 
Relevant to the Edexcel exam board 
 
•	Trigonometric rations 
•	Trig Graphs (sin, cos, tan) 
•	Angles in the four quadrants 
•	Exact trigonometric ratio values 
•	Simple trigonometric equations 
•	Equations and identities
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Accuplacer Exam 136 Questions with Verified Answers,100% CORRECT
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Accuplacer Exam 136 Questions with Verified Answers 
 
Define - "ordered pairs" - CORRECT ANSWER = (x, y) 
= a single point on a coordinate plane 
 
Define - "origin" - CORRECT ANSWER = (0,0) 
= the point where two axes meet 
 
Explain - "quadrants" - CORRECT ANSWER = when the two axes (x and y) cross they form 4 quadrants 
 
Explain what - "the distance" means 
Define - "distance formula" for a line(s) - CORRECT ANSWER = "distance" - the length between two points on a plane - (x1...
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