How to do a finite series in Excel in one row?

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SUMMARY

The discussion focuses on calculating a finite series in Excel using the "=SUMPRODUCT" function. The specific formula provided is "=SUMPRODUCT(POWER(EXP(SIN(ATAN(LN(3*POWER(ROW(1:1000000),2)+2*ROW(1:1000000)-3)))),1/3))", which computes the sum of the cube root of the exponential of the sine of the arctangent of a logarithmic expression from x=1 to x=1,000,000. The user emphasizes the importance of replacing "x" with "ROW(1:1000000)" to correctly input the range for the variable x.

PREREQUISITES
  • Familiarity with Excel functions, specifically "=SUMPRODUCT"
  • Understanding of mathematical functions such as EXP, SIN, ATAN, and LN
  • Knowledge of how to use the ROW function in Excel
  • Basic understanding of finite series and summation concepts
NEXT STEPS
  • Research advanced Excel functions for mathematical computations
  • Learn about Excel array formulas and their applications
  • Explore optimization techniques for large data sets in Excel
  • Study the use of the POWER function in Excel for mathematical transformations
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This discussion is beneficial for data analysts, mathematicians, and Excel users seeking to perform complex calculations and finite series summations efficiently within a single row in Excel.

h1a8
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I totally forgot how to do this (it's been a long while). I'm thinking it was "=sumproduct" feature? Anyway I'm trying to find the sum of cuberoot(exp(sin(arctan(3x^2+2x-3))))) from x=1 to x=1,000,000 in excel. I believe you input ranges for the variable x. I'm not sure. I accidentally deleted my work.
 
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nvm, i figured it out.
I use "=SUMPRODUCT". In the place of "x" just put "ROW(1:1,000,000)"
So for Sum([e^sin(atan(ln(3x^2+2x-3)))]^(1/3),x,1,1,000,000) just do:

=SUMPRODUCT(POWER(EXP(SIN(ATAN(LN(3*POWER(ROW(1:1000000),2)+2*ROW(1:1000000)-3)))),1/3))
 
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