Chapter 0 Review

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

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

The Universal Set = { -4, -3, -2, -1, 0, 1, 2, 3 ,4} and A = {0}.

What is the complement of A?

• {-4, -3, -2, -1, 0, 1, 2, 3}

• {-3, -2, -1, 1, 2, 3}

• {-4, -3, -2, -1, 1, 2, 3, 4}

• {-4, -3, -2, -1, 1, 2, 3}

-6i+3i

• 3i
• -3i
• -2i
• -3i²

Tags

CCSS.HSN.CN.A.2

(5 - 2i) + (-7 + 8i)

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

Tags

CCSS.HSN.CN.A.2

(i)(3i)

• -3i

• -3

• 3

• 2i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of (-3 + 2i)(1- 4i)

• -2 - 2i

• 5 + 14i

• -11 -10i

• -3 -8i

Tags

CCSS.HSN.CN.A.2

Simplify i²⁴

• i

• 1

• -1

• -i

Tags

CCSS.HSN.CN.A.1

What is the simplified form of the above?

• 7/10 + 11/10 i

• 13/10 +1/10 i

• 5/4 - 3/2i

• 7/10 - 11/10 i

Tags

CCSS.HSN.CN.A.3

Using your calculator, graph y = 2x² + 4x - 3 and identify the max or min.

• Max: (-1, -5)
• Min: (-1, -5)
• Max: (-5, -1)
• Min: (-5, -1)