Sigma Notation and Summation Notation

This algebra and precalculus video tutorial provides a basic introduction into solving summation problems expressed in sigma notation. It also explains how to find the sum of arithmetic and geometric sequences. Sequences - Free Formula Sheet: https://www.video-tutor.net/algebra-formula-sheet.html Final Exam and Test Prep Videos: https://bit.ly/41WNmI9 Calculus 1 Final Exam Review: https://www.youtube.com/watch?v=WmBzmHru78w _______________________________________________________________________________________________ Algebra For Beginners: https://www.youtube.com/watch?v=MHeirBPOI6w Algebra 1 Review Study Guide: https://www.youtube.com/watch?v=TbJ5gqLRpeM Algebra Final Exam Review: https://www.youtube.com/watch?v=U0Y8nSmEpNM Pre-Calculus Final Exam Review: https://www.youtube.com/watch?v=Tj-V6KnwM5w ________________________________________________________________________________________________ How To Evaluate Algebraic Expressions: https://www.youtube.com/watch?v=-VCUcRtQjx8 Fractions - Basic Introduction: https://www.youtube.com/watch?v=GvLIEiqxS6s How To Solve Linear Equations: https://www.youtube.com/watch?v=7DPWeBszNSM Linear Equations - Test Review: https://www.youtube.com/watch?v=Ft2_QtXAnh8 How To Factor Trinomials: https://www.youtube.com/watch?v=-4jANGlJRSY Systems of Linear Equations - 2 Variables: https://www.youtube.com/watch?v=oKqtgz2eo-Y Quadratic Equations - Test Review: https://www.youtube.com/watch?v=fFFA7Q4eVuY Multiplying Rational Expressions: https://www.youtube.com/watch?v=RROSgr4oXjU Graphing Rational Functions: https://www.youtube.com/watch?v=bWVhwYdSnfk Radical Expressions - Test Review: https://www.youtube.com/watch?v=wOcc5EoOojE Logarithms Practice Problems: https://www.youtube.com/watch?v=7DVbQKI600k Functions and Graphs - Practice Problems: https://www.youtube.com/watch?v=kvU9sOzT2mk How To Graph Equations in Algebra: https://www.youtube.com/watch?v=CEWBPgfzaCo Functions - Test Review: https://www.youtube.com/watch?v=1xATmTI-YY8 ________________________________________________________________________________________________ Conic Sections - Basic Introduction: https://www.youtube.com/watch?v=YWHyovdHqkg Finding The Radius and Center of a Circle: https://www.youtube.com/watch?v=vSw9VAM8hfY Writing Equations and Graphing Circles: https://www.youtube.com/watch?v=u_39J-syjB0 Writing Equations of Ellipses: https://www.youtube.com/watch?v=OPSCKXXvWiM Circumference of an Ellipse: https://www.youtube.com/watch?v=r5pl_stL4c0 Area of an Ellipse: https://www.youtube.com/watch?v=Mw3MeDLL8d4 Eccentricity of an Ellipse: https://www.youtube.com/watch?v=9hyQksn80ug Hyperbolas - Conic Sections: https://www.youtube.com/watch?v=Iu-4-fizlD4 Parabolas - Focus and Directrix: https://www.youtube.com/watch?v=KYgmOTLbuqE How To Find The Vertex of a Parabola: https://www.youtube.com/watch?v=qsA3e5lGwKo Conic Sections Quiz: https://www.youtube.com/watch?v=vqZO_CrEdPs ________________________________________________________________________________________________ Arithmetic Sequences: https://www.youtube.com/watch?v=XZJdyPkCxuE Geometric Sequences: https://www.youtube.com/watch?v=zRKZ0-kOUZM The Fibonacci Sequence: https://www.youtube.com/watch?v=mVO2dcuR7P0 Arithmetic, Geometric, & Harmonic Mean: https://www.youtube.com/watch?v=6G6i8vSa8Zs Probability - Basic Intro: https://www.youtube.com/watch?v=SkidyDQuupA Intro to Statistics: https://www.youtube.com/watch?v=XZo4xyJXCak _______________________________________________________________________________________________ GPA Calculator: https://www.youtube.com/watch?v=qYHsThZWydY Student Loans: https://www.youtube.com/watch?v=_KRBqpnR0xs SAT Test Prep: https://www.youtube.com/watch?v=fTGuTEQCsZY ACT Test Prep: https://www.youtube.com/watch?v=SsA7rZ8kczM