DEFINITE INTEGRATION as the Limit of a Sum ||Most Important ||
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DEFINITE INTEGRATION as the LIMIT of a SUM || IMPORTANT
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DEFINITE INTEGRATION as the Limit of a SUM || BEAUTIFUL and INTERESTING
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|arctan { 2x/( 2+x^2+x^4)}+ arctan ( x+1) + arctan (x-1) =2arctanx | INVERSE TRIGONOMETRIC FUNCTIONS
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DERIVATIVE of a FUNCTION || First Order
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DIFFERENTIATION of a Function with Respect to Another Function at a Given Point || IMPORTANT
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Integrate 1/(1+x^3)
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1. The Geometry of Linear Equations
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