Quadratic Formula & Square Root

Solve the quadratic equation.

3x² - 8x - 8 = 0

• A {0.38, -0.88}

• B {0.89, -8.9}

• C . {0.13, -0.63}

• D . {3.44, -0.77}

Solve for x. Round to the nearest hundredth if necessary.

3x² = 16x + 12

• x = -.67, 6

• x = -6, .67

• x = 3.33, 18

• x = -3.33, 18

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Solve by taking the square root:

x² = 49

• -7

• 7

• -7,7

• 49

Solve using square roots.

• ±81
• ±9
• ±3
• No real solution

Solve using square roots.

• √3
• ±√3
• -3
• No real solution

Solve
(x-5)² = 25

• ±0
• ±10
• 10, 0
• -10, 0

• x=6

• x= -6, 6

• x= -4, 4

• x=-2, 2

Solve equation by Using Square Roots Method:

 $x^2-1=39$ 

•  $x=-2\sqrt[]{10}\ ,\ 2\sqrt[]{10}$ 

•  $x=-\sqrt[]{38},\ \sqrt[]{38}$ 

•  $x=-\sqrt[]{40},\ \sqrt[]{40}$  

•  $x=-4\sqrt[]{10},\ 4\sqrt[]{}10$ 

Solve the equation using Square Roots Method:

 $4x^2-30=22$ 

•  $x=-4\sqrt[]{13},\ 4\sqrt[]{13}$ 

•  $x=-13,\ 13$ 

•  $x=-\sqrt[]{52},\ \sqrt[]{52}$ 

•  $x=-\sqrt[]{13},\ \sqrt[]{13}$