Radical and Complex Numbers

Multiply/simplify:  (√5)(√15)

• √75

• 5√3

• 3√5

• √20

Solve

• 8

• 38

• 34

• 14

Tags

CCSS.HSA.REI.A.2

Simplify √-45

• 3i√5

• -3i√5

• -i√45

• 45i

• 5i
• -5i
• 5+i
• -5

• A.
• B.
• C.
• D.

Tags

CCSS.HSN.CN.A.3

• A.
• B.
• C.
• D.

Tags

CCSS.HSN.CN.A.3

Solve for x:
(x + 2)^1/2 - 5 = -2

• 1

• 5

• 7

• 9

Tags

CCSS.HSA.REI.A.2

What is the solution to 5+√3x=11?

• -12

• 6

• 12

• No solution

Tags

CCSS.HSA.REI.A.2

What is the solution of √(6g-23)=√(12-g)?

• 5

• 7

• 11

• 35

Tags

CCSS.HSA.REI.A.2

i⁷

• i

• -i

• 1

• -1

Tags

CCSS.HSN.CN.A.2