3. Use the formula to evaluate the series 1 - 2 + 4 - 8+ ... - 10.
Sn
a1(1-7)
1-r
In the formula for a finite series, a, is the first term, r is the common ratio, and n is the number of terms.
-341
M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)part b: which function has a greater y-intercept? justify your answer. (4 points)
Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?