1. find the sum for the series. show all work. a. 3 + 6 + 12 + 24 + 48 + . . + 384 really need , i have no clue what to do

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.