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How to Subtract (Large) Numbers Easily (Some More Methods)

Jim Coroneos' 100 Integrals ~ 025 ~ ∫1/[x²(1-x)].dx

Jim Coroneos' 100 Integrals ~ 024 ~ ∫{sec(3x)}^4.dx

Jim Coroneos' 100 Integrals ~ 023 ~ ∫1/[x(lnx)³].dx

Jim Coroneos' 100 Integrals ~ 022 ~ ∫√[(x+1)/(x-1)].dx

Jim Coroneos' 100 Integrals ~ 021 ~ ∫(cos‾¹x)/√(1-x²).dx

Jim Coroneos' 100 Integrals ~ 020 ~ ∫x/(√x+1).dx

Mathematical Surprise ~ The Mass of Air Surrounding the Eiffel Tower

Robert Recorde and His Invention of the 'Equals Sign' in 1557

How to Subtract (Large) Numbers Easily

Jim Coroneos' 100 Integrals ~ 019 ~ ∫1/[x√(x²-a²)].dx

Jim Coroneos' 100 Integrals ~ 018 ~ ∫1/[x√(a²-x²)].dx

How to Differentiate a Function to the Power of a Function

Pouring Puzzles (Tartaglia's Jugs)

Magnetic Dice Trick (aka Two 'Magic' Dice)

The Amazing 1089 Trick Demonstrated and Explained

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Mathematical Limerick ~ A Dozen, A Gross, and a Score

A Mathematical Pun ~ Arctic Calculus

Jim Coroneos' 100 Integrals ~ 017 ~ ∫1/[x√(a²+x²)].dx

Jim Coroneos' 100 Integrals ~ 016 ~ ∫1/[x²√(1-x²)].dx

Jim Coroneos' 100 Integrals ~ 015 ~ ∫(1+x)/√(1-x-x²).dx

Jim Coroneos' 100 Integrals ~ 014 ~ ∫x³/(2x-1).dx

Jim Coroneos' 100 Integrals ~ 013 ~ ∫(2x-1)/(x²+2x+3).dx