If a = {a, b, c, d} and b = {b, c, e, f}, a u b is which set?
question 4 options:
{a,...
![subject](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 21:30 jumpgirll
If a = {a, b, c, d} and b = {b, c, e, f}, a u b is which set?
question 4 options:
{a, b, c, d, e, f}
{b, c}
{a, b, c, d}
{a, b, e, f}
![ansver](/tpl/images/cats/User.png)
Answers: 3
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