Sunday, January 9, 2022

Fun With The HP 27S

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Fun With The HP 27S Notes: *  The HP 27S is set to FIX 4 *  Since none of the formulas have trigonometric functions, they can also be progra...
Saturday, January 8, 2022

Working with Laplace Transforms

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Working with Laplace Transforms Using Laplace Transforms to solve various differential equations Table of Laplace Transforms Function:  y(t)...
Wednesday, January 5, 2022

12 Days of Christmas Integrals: ∫ x^n ∙ e^x dx; n is a positive integer

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12 Days of Christmas Integrals:  ∫ x^n ∙ e^x dx;  n is a positive integer  On the Twelfth day of Christmas Integrals, the integral featured ...
Tuesday, January 4, 2022

12 Days of Christmas Integrals: ∫ (a ∙ b) ÷ (a^2 ∙ x^2 + b^2) dx; a,b are constants

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 12 Days of Christmas Integrals:  ∫ (a ∙ b) ÷ (a^2 ∙ x^2 + b^2) dx; a, b are constants On the Eleventh day of Christmas Integrals, the integ...
Monday, January 3, 2022

12 Days of Christmas Integrals: ∫ x^2 ∙ exp(x)^2 dx

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 12 Days of Christmas Integrals:  ∫ x^2 ∙ exp(x)^2 dx    On the Tenth day of Christmas Integrals, the integral featured today is... ∫ x^2 ∙ ...
Sunday, January 2, 2022

12 Days of Christmas Integrals: ∫ 1 ÷ (√(x + a) - √(x)) dx, a is a constant

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 12 Days of Christmas Integrals:  ∫ 1 ÷ (√(x + a) - √(x)) dx, a is a constant On the Ninth day of Christmas Integrals, the integral featured...
Saturday, January 1, 2022

12 Days of Christmas Integrals: ∫ (x^2 - 4 ∙ x + 3) ÷ (x^2 - 6 ∙ x + 8) dx

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 12 Days of Christmas Integrals:  ∫ (x^2 - 4 ∙ x + 3) ÷ (x^2 - 6 ∙ x + 8) dx HAPPY NEW YEAR!!!!   HERE'S TO A WONDERFUL 2022!   May we m...
Friday, December 31, 2021

12 Days of Christmas Integrals: ∫ x ∙ (ln(x))^2 dx

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12 Days of Christmas Integrals:  ∫ x ∙ (ln(x))^2 dx NEW YEARS EVE!!!! On the Seventh day of Christmas Integrals, the integral featured today...
Thursday, December 30, 2021

12 Days of Christmas Integrals: ∫ cos (√x) dx

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12 Days of Christmas Integrals:  ∫ cos (√x) dx On the Sixth day of Christmas Integrals, the integral featured today is... ∫ cos (√x) dx Hand...
Wednesday, December 29, 2021

12 Days of Christmas Integrals: ∫ 2 ∙ x ∙ (x^2 + 1)^2 dx

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12 Days of Christmas Integrals:  ∫ 2 ∙ x ∙ (x^2 + 1)^2 dx On the Fifth day of Christmas Integrals, the integral featured today is... ∫ 2 ∙ x...
Tuesday, December 28, 2021

12 Days of Christmas Integrals: ∫ x^2 ÷ (1 + x^2) dx

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 12 Days of Christmas Integrals:  ∫ x^2 ÷ (1 + x^2) dx On the Fourth day of Christmas Integrals, the integral featured today is... ∫ x^2 ÷ (...
Monday, December 27, 2021

12 Days of Christmas Integrals: ∫ (sin(x))^2 dx

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 12 Days of Christmas Integrals:  ∫ (sin(x))^2 dx On the Third day of Christmas Integrals, the integral featured today is... ∫ (sin(x))^2 dx...
Sunday, December 26, 2021

12 Days of Christmas Integrals: ∫ (x ∙ arctan(x)) ÷ (1 + x^4) dx

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 12 Days of Christmas Integrals:  ∫ (x ∙ arctan(x)) ÷ (1 + x^4) dx On the Second day of Christmas Integrals, the integral featured today is....
Saturday, December 25, 2021

12 Days of Christmas Integrals: ∫ π ∙ cos(x) ∙ sin(x) dx

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 12 Days of Christmas Integrals:  ∫ π ∙ cos(x) ∙ sin(x) dx In the spirit of the Christmas Holiday, I am presenting you with the 12 Days of C...