Use the​ "at least​ once" rule to find the probabilities of the following events. Getting at least one tail when tossing four fair coins
The probability is .
​(Type an integer or a simplified​ fraction.)

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!