Solve for x by completing the square:
-4x^2-8x-2=0

i got: x=-1+/-the square root of 1
is this answer correct?

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

What is the angle measure, or angle of depression, between this bird and the bird watcher?