Question

Find the sum of the first 12 terms of the sequence. Show all work for full credit.

1, -4, -9, -14, . . .

Answer 1

Find the pattern, get to the 12th term, and then add them together.

Answer 2

what is that

Answer 3

What's the pattern of the sequence?

Answer 4

meaning are you adding/subtracting or multiplying/dividing between terms. and by what number?

Answer 5

The pattern of the sequence is determining what they are doing to get the next number. Here, they are subtracting 5 each time so that's the pattern. Get the rest of the numbers, add them together and that's your answer.