Proving the volume and the surface area of a sphere by using integrals

But why is a sphere's surface area four times its shadow?

Volume of a sphere with a triple integral

What Integration Technique Should I Use? (trig sub, u sub, DI method, partial fractions) calculus 2

Integral formulas for area, volume (disk method), arc length, & surface area

1. The Geometry of Linear Equations

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integral of sin(x)/x from 0 to inf by Feynman's Technique

Find the Volume of Any Shape Using Calculus

How 3 Phase Power works: why 3 phases?

integration by parts, DI method, VERY EASY

Arc Length (formula explained)

What staying up all night does to your brain - Anna Rothschild

Math for fun, sin(z)=2

A Proof That The Square Root of Two Is Irrational

Surface Area of a Sphere (equation derived with calculus)

an A5 Putnam Exam integral for calc 2 students

The Man Who Solved the World’s Most Famous Math Problem

Specific Heat Capacity Problems & Calculations - Chemistry Tutorial - Calorimetry

You don't really understand physics

ALL OF PHYSICS explained in 14 Minutes