Camila investigated the sums A positive integers and recorded her work in the table. Then she stated her conclusion that the sum of the first n positive odd integers is n2. What did Camila use to arrive at her conclusion? some help please ASAP

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

How many 2/5s are in 1 and 1/2 plz someone me right now