A parabola opening up or down has a vertex (-4, 2) and passes through (-3, 9/4). Write it's equation in vertex form. Simplify any fractions.

Free 100 points to whoever says “oof the porridges” if it’s not exact, your answer will be reported, first person gets brainliest

Select the number of ways in which a line and a circle can intersect

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236