Answer:
A u B = {3,5,6,7,8,11,12}
Step-by-step explanation:
A = {3,6,7,11}
B = {3,5,7,8,12}
A u B = {3,5,6,7,8,11,12}
B. Complementary means totaling 90 degrees, and supplementary means totaling 180 degrees.
Answer:
Step-by-step explanation:
i think the answer is x but ignore this
Graph b and d
hope this helps!