Use the formula to evaluate the series 3 - 9 + 27 - 81 + . . - a8in the formula for a finite series a1 is the first term r is the common ratio and n is the number of terms. a. -19,680b. -9840c. -4920

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

Select a graph that have an equation with a < 0

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9