Aug 3, 2020 · Now lets do it using the geometric method that is repeated multiplication, in this case we start with x goes from 0 to 5 and our sequence goes like this: 1, 2, 2•2=4, 2•2•2=8, 2•2•2•2=16, …

For all questions that involve the geometric distribution in the context of probability, that is, the law of a random variable whose outcome is the number of attempts we need before a first success in …

Sep 20, 2021 · So for, the above formula, how did they get (n + 1) (n + 1) a for the geometric progression when r = 1 r = 1. I also am confused where the negative a comes from in the following …

For example, there is a Geometric Progression but no Exponential Progression article on Wikipedia, so perhaps the term Geometric is a bit more accurate, mathematically speaking? Why are there two …

Dec 10, 2025 · None of the existing answers mention hard limitations of geometric constructions. Compass-and-straightedge constructions can only construct lengths that can be obtained from given …

3 A clever solution to find the expected value of a geometric r.v. is those employed in this video lecture of the MITx course "Introduction to Probability: Part 1 - The Fundamentals" (by the way, an extremely …

Dec 25, 2015 · 10 The quadratic equation can be thought of as specifying distances in the Euclidean plane. It tells us that the x x -intercepts of a function occur at a distance of b2−4ac√ 2a b 2 4 a c 2 a …

Apr 1, 2016 · What is the "definitive" definition of a geometric series? I phrased the question this way, because I've checked multiple Calculus textbooks, as well as Paul's Online Math Notes, and they …

May 26, 2015 · I'm not familiar with the equation input method, so I handwrite the proof. I'm using the variant of geometric distribution the same as @ndrizza. Therefore E [X]=1/p in this case. handwritten …

Sep 1, 2025 · Why are there two formulas for the sum of a geometric series and which one do I use? Ask Question Asked 10 years, 9 months ago Modified 5 months ago