Write the vertex and indicate if the graph opens up or down.

y = 2x² + 8x + 3

a. (-2, - 5) up

b. (-2, 5) up

c. (-2, -5) down

d. (2, 5) down

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato