Solving quads using square roots

• {49,-49}

• {8,-8}

• {7,-7}

• No Solution

• {12.88,-12.88}

• {13.22,-13.22}

• {16}

• No Solution

• {6.78,-6.78}

• {8,-8}

• {7,-7}

• No Solution

Solve using square roots.

• ±81
• ±9
• ±3
• No real solution

Solve using square roots.

• √3
• ±√3
• -3
• No real solution

Solve using square roots.

• ± 1/4
• ± 9/36
• ± 1/2
• No real solution

x² = 16

• ± 4
• ± 8
• 4
• 8

-5x² = -50

• ± 5
• ± 10
• ± √10
• -10

x² + 4 = 68

• ± 8
• ± √8
• 8
• ± 64

7x² + 1 = 8

• ± 1
• ± 7
• ± √7
• ± 8