Answer:
-2a²
Step-by-step explanation:
The question is 2a × -a
This means 2a(-a)
= -2×(a×a)
=-2(a²)
=-2a²
Answer:
55° 16' 30" = 0.9648 radians .
Step-by-step explanation:
5pi/6 r^2 = 15pi
R^2 = 18
R= 3sqrt(3)
Answer:
283.33333333%
Step-by-step explanation:
(2 5/6) × 100%
= 283.33333333%
= 2.8333333333
The intersection of two sets is a set that contains elements that are common to both sets.
There are no common elements in sets E and F, so the answer is the empty set.
<span>E ∩ F = { }</span>
