Solve by square root and complete square

Solve using square roots.

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.

• A
• B
• C
• D

Tags

CCSS.8.EE.A.2

Solve using square roots.
k² - 6 = 43

• k = √37
• k = 37 or - 37
• k = 7, k = -7
• no solution

Tags

CCSS.8.EE.A.2

Solve
(x-5)² = 25

• ±0
• ±10
• 10, 0
• -10, 0

Tags

CCSS.HSA-REI.B.4B

Solve
(x-5)² = 25

• ±0
• ±10
• 10, 0
• -10, 0

x²=16

• x=4, -4

• x = ±√4

• x=16,-16

• x=2,-2

Tags

CCSS.8.EE.A.2

Solve by completing the square.
x² +12x = 5

• X = 6 + √41 or  6 − √41
• X= 35 or 47
• X = −6 + √41 or  −6 − √41
• X = √35 or √47

Solve by completing the square.
y² + 10y = -9

• 1 and -12
• -1 and -9
• 1 and -9
• 1 and -1

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square.
2n² - 24n - 54 = 18

• 10 + 3√21 and 10 - 3√21
• -4 + √86 and -4 - √86
• 6 + 6√2 and 6 - 6√2
• 5 + √114 and 5 - √114

Complete the square.
x² + 6x + ____

• x² + 6x + 9
• x² + 6x - 36
• x² + 6x + 36
• x² + 6x - 9

Tags

CCSS.HSA-REI.B.4B