Using symbols for solutions to equations

x^2 = 36/49

• 6/9

• 6/7

• 4/7

• 4/9

If x²=36 then x = _______.

• 6

• 72

• 12

• 4

• A
• B
• C
• D

Write the question and show all work.
x² = 100

• 10
• -10
• ±10
• ±50

9x² = 16

• 4/5, -4/5
• 4/5
• -4/5
• No Real Solutions

x² = 64

• x = 8

• x = 32

• x = -8, 8

• x = -32, 32

Solve for x:

x² = 49

• {49,-49}

• {8,-8}

• {7,-7}

• No Solution

• 27

• 9

If x²=1, then x = _______.

• 1

• 2

• 5

• 100

Solve for x.
48x²-3

• x = 3, -1/4, and 1/4
• x = -1/3 and 1/3
• x = -3 and -3
• x = -1/4 and 1/4