Arithmetic and geometric progressions
 

Arithmetic and geometric progressions problem 18


Given the arithmetic sequence -3, -1, 1, 3, 5, ...


  • Write down the first term and difference of the sequence and calculate the tenth term of the sequence.


  • Which term of the sequence is equal to 243?


  • How many initial terms of the sequence must we add so that their sum is 252?


 

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