Find the common ratio and the next two terms of the following sequences.
1. 2,6, 18, 54, ...
2. 6,-3, 3/2, -3/4, ...

1c-2 m405 what values are needed to make each expression a perfect square trinomial? 32 + 2x+ 2-20x + 22+5x+

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.