Solve a differential equation by substitution: dy/dx=(x-y+5)^2 (answer on WolframAlpha)
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Solve a differential equation by substitution: dy/dx=(x-y+5)^2
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The mysterious s(x) and c(x) problem from Cambridge STEP 1 exam
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How To Solve A Challenging Differential Equation
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Substitutions for Homogeneous First Order Differential Equations (Differential Equations 20)
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24 First-Order Differential Equations
5:56:58
the ultimate integral starter (u sub, IBP, trig sub, partial fractions & more)
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integral of sin(x)/x from 0 to inf by Feynman's Technique
1:43:35