SOLUTION: Please help me solve this question: The first three terms of an arithmetic progression are -1049, -1046, -1043.
Which term of this progression will first be positive?
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Question 863226: Please help me solve this question: The first three terms of an arithmetic progression are -1049, -1046, -1043.
Which term of this progression will first be positive?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
an = a + (n - 1)d
0 < -1049 + (n - 1)3
1049<3*(n-1)
350
351
an = a + (n - 1)d
A351 = -1049 + 3(350)
A351=-1049+1050
A351=1
Answer: A351 is the first positive term.
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