UNION AND INTERSECTION SETS

A = {1, 3, 5, 7, 9}

B = {2, 3, 5, 7}

What is A ∪ B ?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Tags

CCSS.HSS.CP.A.1

A = {1, 3, 5, 7, 9}
B = {2, 3, 5, 7}
What is A $\cap$ B ?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Tags

CCSS.HSS.CP.A.1

A = {s, f, a, c}

B = {s, a, i, n, t}

What is A ∪ B ?

• {s, a}

• {s, a, n, t}

• {s, a, i, n, t}

• {s, a, i, n, t, f, c}

Tags

CCSS.HSS.CP.A.1

A = {s, f, a, c}
B = {s, a, i, n, t}
What is A $\cap$ B ?

• {s, a}

• {s, a, n, t}

• {s, a, i, n, t}

• {s, a, i, n, t, f, c}

Tags

CCSS.HSS.CP.A.1

A = {c, o, v, i, d}
B = {m, a, s, k}
What is A $\cap$ B ?

• {c, o, v, i, d}

• {m, a, s, k}

• { } or empty

• {m, a, s, k, c, o, v, i, d}
  

Tags

CCSS.HSS.CP.A.1