Concepts in complex numbers

is equal to ______

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CCSS.HSN.CN.A.1

Solve.

 $-\sqrt{144}$  

• 12

• -12

• -72

• Not possible

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CCSS.HSN.CN.A.1

Solve:

x² + 100 = 0

• 50, -50

• 50i, -50i

• 10, -10

• 10i, -10i

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CCSS.HSN.CN.A.1

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CCSS.HSN.CN.A.1

What does i equal?

• -1

• $\sqrt{-1}$

• 1

• -3

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CCSS.HSN.CN.A.1

The value of i⁴ is...

• 1

• -1

• i

• -i

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CCSS.HSN.CN.A.1

What does √-1 = ?

• 1
• -1
• i
• i²

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CCSS.HSN.CN.A.1

What does  $i^2$  equal?

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CCSS.HSN.CN.A.1

√-169

• 10
• 11
• 12
• no solution

Tags

CCSS.HSN.CN.A.1

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CCSS.HSN.CN.A.1