The first one u circled is a single rotation
Answer:
<h2>x = -4 ± 2√(3) </h2><h2 />
Step-by-step explanation:
Discriminant Δ = √(8²-4×(1)×(4)) = √(48) = √(4×12) = √(4)×√(12) = 2√(12)
then x = (-8 ± 2√(12))÷2 = -4 ±√(12) = -4 ±√(3×4) = -4 ± 2√(3)
Answer:
32
Step-by-step explanation:
7m + 7m = 14m
46m - 14m = 32m
Answer:
-33
The mean of the data set -45, -20, -35, -25, and -40 is -33.
Hope it helps.
Answer:
75%
Step-by-step explanation:
15+15+25+5=60
15/60=25%
100%-25% = 75%
