Quiz 1 (G10)

Solve by the Extraction of Roots method: (x - 2) ² = 49

• 9 or -5

• ± 9

• ± 5

• ± 7

Tags

CCSS.HSA-REI.B.4B

Solve by ANY method you have learned: x²−2x+11=0

• 1±i√10

• 1±√10

• -1±i√10

• -1±√10

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

(-4i)(3i)(4i)

• 24
• -48i
• 48i
• 60

Tags

CCSS.HSN.CN.A.2

(5-i)(5-i)

• 15-8i
• 36
• 24+10i
• 24-10i

Tags

CCSS.HSN.CN.C.8

(7-5i)(7+5i)

• 74
• 75
• 74-1

Tags

CCSS.HSN.CN.C.8

Which of the is a complex number?

• 2

• 4i

• 3 + 5i

• All of them

• none of them

What is i?

• 1

• -1

• √-1

• √1

Solve for x

3x² - 6 = -9

• ±1

• ±i

• ±3

• ±3i

What is the simplified form of (-9 + 5i) + (3 -2i)

• -12 + 31i

• -6 + 3i

• -11 + 7i

• 5 - 3i

Tags

CCSS.HSN.CN.A.2

Simplify i³⁷

• 1

• i

• -i

• -1

Tags

CCSS.HSN.CN.A.2