Sine rule - Study guides, Study notes & Summaries
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Praxis 5165 Study Guide Rated A+
- Exam (elaborations) • 8 pages • 2023
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Praxis 5165 Study Guide Rated A+ formula for the volume of a cylinder V=pir^2h 
formula for the volume of a cone V=1/3pir^2h 
discriminant b^2-4ac 
If the discriminant is positive the quadratic equation has two real and distinct solutions 
If the discriminant is zero the quadratic equation has only one solution or two real and equal solutions 
If the discriminant is negative the quadratic equation has no real solutions 
x-coordinate of the vertex of a parabola -b/2a 
68-95-99.7 rule In a normal ...
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OCR Maths A-level OCR MEI (B)
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Quadratic Formula - ANS-x = -b ± √(b² - 4ac)/2a 
Pythagorean Theorem - ANS-a²+b²=c² 
(a^x)(a^y) - ANS-a^(x + y) 
a^x / a^y - ANS-a^(x - y) 
(a^x)^y - ANS-a^xy 
x = a^n - ANS-n = logA(x) 
logAx + logAy - ANS-logA(xy) 
kloga(x) - ANS-loga(x^k) 
straight line formula - ANS-(y - y1) = m(x-x1) 
perpendicular gradients are... - ANS-negative reciprocals 
General term of AP - ANS-Un = a + (n-1)d 
General term of GP - ANS-Un = ar^n-1 
Sine rule - ANS-a/sinA = b/sinB = c/sinC 
Cosine rule - ANS-a²...
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Edexcel A Level Maths - Pure|2023 LATEST UPDATE|GUARANTEED SUCCESS
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Cosine Rule - Know 2 sides, and the angle in between. You want the missing side. 
a² = b² + c² - 2bcCosA 
 
 
 
Cosine Rule - Know 3 sides. You want an angle. 
Cos A = (b² + c² - a²) ÷ 2bc 
 
 
 
Sine Rule - Know 2 angles and a side. You want the missing side. 
(a ÷ SinA) = (b ÷ SinB) = (c ÷ SinC) 
 
 
 
Sine Rule - Know 2 sides and an angle. You want a missing angle. 
(Sin A ÷ a) = (Sin B ÷ b) = (Sin C ÷ c) 
 
 
 
Midpoint of a line segment on a circle. 
( (x₁ + x₂) ÷ 2 ) , ( ...
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CET Exam 236 Questions with Verified Answers,100% CORRECT
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CET Exam 236 Questions with Verified Answers 
 
 
When did the first CET certification program begin? - CORRECT ANSWER 1965 
 
When did ETA initiate certification maintenance? - CORRECT ANSWER 1996 
 
All ETA Certification categories require the passage of the Associate CET examination. True or false. - CORRECT ANSWER False. 
 
To qualify for MASTER CET, the examinee must attain a score of 85% on each separate exam. True or false. - CORRECT ANSWER False 
 
An associate CET cannot attempt one of ...
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GCSE Maths Formulae Complete Actual Exam Questions With Correct Answers.
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Exterior angle - correct answer 360 / number of sides 
 
Interior angle - correct answer 180 - Exterior angle 
 
Area of triangle - correct answer 1/2 x B x H 
 
Area of parallelogram - correct answer B x H 
 
Area of trapezium - correct answer 1/2 x (total of para...
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Edexcel AS Pure Maths, AS-Level Pure Maths, pure maths As level QUESTIONS WITH CORRECT ANSWERS
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Edexcel AS Pure Maths, AS-Level Pure Maths, pure maths As level QUESTIONS WITH CORRECT ANSWERS 
 
Quadratic Formula - ANSWER 
 
Domain - ANSWER The set of possible inputs for a function. 
 
Range - ANSWER The set of possible outputs of a function. 
 
Discriminant - ANSWER b² - 4ac > 0 then two distinct real roots. 
 
b² - 4ac = 0 then one repeated real root. 
 
b² - 4ac < 0 then a quadratic function has no real roots. 
 
Types of Lines for Regions - ANSW...
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Edexcel A Level Maths – Pure A+ Graded 100% Verified
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Edexcel A Level Maths – Pure A+ Graded 100% Verified 
 
Natural Numbers ANS: The set of numbers 1, 2, 3, 4, ... Also called counting numbers. 
 
Integers ANS: The set of whole numbers and their opposites 
Z⁺ 
Z⁺₀ 
 
Rational Number ANS: set of all numbers that can be written as a fraction of two integers 
Q 
 
irrational numbers ANS: Numbers that can't be written as a fraction... examples √2 and π 
 
Universal Set ANS: A set that includes all the objects being discussed. 
 
- Ex...
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Edexcel Pure Maths Chapter 9|2023 LATEST UPDATE|GUARANTEED SUCCESS
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What's the cosine rule? - correct answer a² = b² + c² - 2bcCosA 
 
cosA=? - correct answer b^2+c^2-a^2/2bc 
 
Sine rule? - correct answer a/sinA = b/sinB = c/sinC ; as well as the inverse 
 
What do you have to watch out for with the sine rule? - correct answer It can sometimes produce 2 possible solutions for a missing angle, θ and 180-θ 
 
Area of a triangle? - correct answer A=1/2absinC 
 
Solving triangle trig problems rules : - correct answer *to find an unknown angle given two sides ...
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MGMT 200 Bergstrom Final Exam with Verified Answers
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MGMT 200 Bergstrom Final Exam with Verified Answers Torts private wrong(not a breach of contract) committed by one party that injures another that is remedied by monetary damages do not lead to jail ALONE 
1. compensate for innocent party 2. deter similar conduct by others tort goals 
Intentional, Negligence, Strict Liability types of torts 
Intentional Tort where one person purposefully harms another (occasionally this is a crime) 
Torts of Negligence when a tort occurs because of carelessness,...
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Test Bank for Basic Technical Mathematics with Calculus, 12th edition by Allyn J. Washington
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Test Bank for Basic Technical Mathematics with Calculus, 12e 12th edition by Allyn J. Washington, Richard Evans. 
 
Full Chapters test bank included - Answers are given at the end of every chapter. 
 
Basic Algebraic Operations 
1.1 Numbers 
1.2 Fundamental Operations of Algebra1.3 Calculators and Approximate Numbers 
1.4 Exponents and Unit Conversions 
1.5 Scientific Notation 
1.6 Roots and Radicals 
1.7 Addition and Subtraction of Algebraic Expressions 
1.8 Multiplication of Algebraic Expressi...
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