Fill in the missing steps for the derivation of the quadratic formula using the choices below. On a coordinate plane, 3 labeled A, B, C are shown. Parabola C goes dips below the x-axis, Parabola B has a vertex on the x-axis, and Parabola A has a vertex 4 units above the x-axis.

Step 1: ax2 + bx + c = 0

Step 2: ax2 + bx = −c

Step 3:

Step 4:

Step 5:

Step 6:

Step 7:

Step 8:

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music. they were asked how they like three types of music: rock, country western and jazz. the results are summarized below: no one dislikes all three types of music. six like all three types of music. eleven don’t like country western. sixteen like jazz. three like country western and jazz, but not rock. six don’t like rock. eight like rock and country western. seven don’t like jazz. how many students were surveyed?