ShyNoble812
ShyNoble812 ShyNoble812
  • 17-04-2017
  • Mathematics
contestada

Write the sum using summation notation, assuming the suggested pattern continues. 2 - 6 + 18 - 54 + ...

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Аноним Аноним
  • 17-04-2017
well for that part of the equation : the ans. is -40, but what bout' the other part ?

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jjfl44 jjfl44
  • 22-04-2017
E with infinity over it and n=0 under it with 2(-3)^n to the side
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