Which of the following recursive formulas represents the same geometric sequence as the formula an = 3 * 3n - 1?

A. an = 9 * an - 1

B. an = 3 * an - 1

C. an = 9 + an - 1

D. an = 3 + an - 1

The measure of abc is 60. find the value of x

3. pH is given by the formula pH = - log [A] where (H+) is the concentration of hydrogen in moles per liter. If the pH of Bill's swimming pool is 7.8 and the pH of Maura's swimming pool is 7.

A group of 40 students from your school is part of the audience for a tv game show. The total number of people in the audience is 150.

Quadrilateral ABCD is reflected across the x-axis and then reflect across the y-axis to form quadrilateral A′B′C′D′. If the coordinates of vertex A are (-7, 3), what are the coordinates of vertex A′? A. (7, 3) B. (-7, - 3) C. (7, - 3) D. (-7, 3) E.

4 Fernanda is rolling dice. What is the probability of rolling snake eyes "roll both ones?

A circular frame that is 3-inches wide surrounds the mirror what I the combined area in square inches of the circular mirror and the frame

Rachel is ordering an ice cream dessert. She must order a size, a flavor of ice cream, and a topping. There are 5 sizes, 2 flavors, and 1 topping to choose from. How many different ice cream desserts could she order?

The length of a rectngle is 8/3 times as great as its widthwhat is the width if the length of a rectangle is 24 ft.

8 kg of mixed nuts containing 26% peanuts were mixed with 5 kg of another kind of mixed nuts that contain 52% peanuts. peanuts are what percent of the new mixture?

UICHL Idlic 3_21 x 28 x= What does x equal