If E=[-1,0,1,2,3,4] and F=[3,4,5,6,7,8] what is E U F?
KatRina [158]

All elements from set E and from the set F. The same elements are only once.
C. complementary angles
Step-by-step explanation:
two angles are called complementary when their measures add to 90 degrees
Answer:
x = 6
Step-by-step explanation:
6 - 2x = (5-9)x +18
6 - 2x = -4x +18
2x = 12
x = 6
27/2 =13.5
x<u>² =</u><u> 1</u>3.5
√13.5≈3.7
3.7≈x
I hope i could help
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