Thursday, August 24, 2017

Two and 1/2..............an S of two to the harmonic series gives a number that comes close to 8/5.......the golden ratio............according to Euler anyways........


Why is the area under one hump of a sine curve exactly 2? | Girls' Angle

https://girlsangle.wordpress.com/.../why-does-the-area-under-one-hump-of-a-sine-cur...
Jul 31, 2013 - I was talking with a student recently who told me that he always found the fact that \int_0^{\pi} \sin x \, dx = 2 amazing. “How is it that the area ...

Katy finds the area under a sine wave from 0 to Pi

mathman.biz/html/katysine.html
Katy finds the area under a sine wave from 0 to Pi. (She used the same method that Archimedes used to find the area of a parabolic segment, which she saw in ...

Finding the Area Under Sine with a Definite Integral F9 - YouTube

https://www.youtube.com/watch?v=36NCVHGRCqU
Feb 17, 2015 - Uploaded by Phil Clark
Finding the Area Under Sine with a Definite Integral F9 ... the definite integral would be 0, but the area between ...

Area Under a Curve – Mathematics A-Level Revision - Revision Maths

https://revisionmaths.com/advanced-level-maths-revision/pure.../area-under-curve
Calculating the area under a curve. Definite Integrals. So far when integrating, there has always been a constant term left. For this reason, such integrals are ...

calculus - Integration and calculating the area under a trig function ...

https://math.stackexchange.com/.../integration-and-calculating-the-area-under-a-trig-f...
Sep 12, 2013 - You are looking for the area under the curve f(x)=−sinx between the values x=−π/ 4 and x=π/6. ∫π/6−π/4−sinxdx. But if you're looking for area ...

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