Answer:
x = -1 +/-2i
Step-by-step explanation:
Write the equation in standard form to find the roots, also known as the solutions, zeros, or x-intercepts, of the quadratic.
x² + 2x + 5 = 0
Use the quadratic formula by substituting a= 1, b = 2 and c = 5.

Answer:
21, 34, 55
Step-by-step explanation:
13+8=21
21+13=34
34+21=55
100000+200000=300000
28x=300000
X=10714
They would need to make $10714 a night