Use the Ratio Test to determine whether the series is convergent or divergent. [infinity]
Σ (-1)^n-1. 3^n/2^n. n^3
n=1

Identify an.

Evaluate the following limit.

lim |an + 1| / an
n → [infinity]

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm