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the first term in an arithmetic sequence is -1. the fourth term in the sequence is -4. the tenth term in the sequence is -10. which function can be used to find the nth term of the arithmetic sequence?
a) f(n) = 1/2(n + 5) + 2
b) f(n) = n + 4
c) f(n) = -3n + 8
d) f(n) = -n

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Hundred and tens tables to make 430 in five different ways