For the following geometric sequence, find the explicit formula. {1, - 3, 9, ... } an = - 3 · an - 1 where a1 = 1 an = - 3 · an - 1 where a1 = - 1 an = - 1 · (-3) n - 1 an = (-3) n - 1

Give f (x) = 3x-7 what is f (2)

How does x - 7 > - 2 go to x > 9

Factor this polynomial: x^2+12x+27

Given: 3x - 2 ≤ 2x + 1. Choose the solution set. x x x R, x ≤ 1 x

What is the fraction 12 twentieths in its simplest form

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)

What is (24-6) + 19:2

Now 3 equivalent ratios to 5 over 2 and 4 over 7

Is it always, sometimes, or never true that a scatter plot that shows a positive association suggests that the relationship is proportional?

Two triangular prisms are similar. The perimeter of each face of one prism is double the perimeter of the corresponding face of the other prism. How are the surface areas of the figures related? A) The surface areas are the same.