Solving Quadratic Equations

Solve by factoring.

x² - 3x-10= 0

• -2 , 5

• -5, 2

• -5, -2

• 2, 5

Tags

CCSS.HSA-REI.B.4B

Solve by Factoring.
 $4x^2+x-3=0$  

•  $\frac{3}{4},\ -1$  

•  $\frac{4}{3},\ -1$  

•  $\frac{4}{3},\ 1$  

•  $\frac{4}{3},\ 0$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by the square root property.

x²=49

• $\pm7i$

• $7$

• $\pm7$

• $24.5$

Tags

CCSS.HSA-REI.B.4B

Solve the equation by the square root property.

x² = -225

• $\pm15$

• $\pm15i$

• $15$

• $112.5$

Tags

CCSS.HSA-REI.B.4B

Solve the equation by the square root property.


 $\left(x-15\right)^2=64$  

• - 49

• -7, -23

• 23

• 7, 23

Tags

CCSS.HSA-REI.B.4B

Solve the equation by the square root property.

 $\left(x-1\right)^2=5$  

•  $1\pm\sqrt{5}$  

•  $\sqrt{5}-1,\ -\sqrt{5}-1$  

•  $\sqrt{5}-\sqrt{-1}$  

•  $1+\sqrt{5}$  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by the square root property.

 $\left(2x+3\right)^2=14$  

•  $-3\pm\sqrt{14}$  

•  $\pm\frac{\sqrt{3}}{2}i$  

•  $\frac{-3+\sqrt{14}}{2}$  

•  $\frac{-3\pm\sqrt{14}}{2}$  

Tags

CCSS.HSA-REI.B.4B

 $x^2-14x+74=0$  

Solve the equation using the quadratic formula.

•  $12,\ 2$  

•  $14\pm10i$  

•  $7\pm5i$  

•  $-7\pm5i$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

 $6x^2+12x+1=0$  

Solve by using the quadratic formula.

•  $\frac{-6\pm\sqrt{30}}{6}$  

•  $\frac{-6\pm\sqrt{30}}{12}$  

•  $\frac{-12\pm\sqrt{30}}{6}$  

•  $\frac{-6\pm\sqrt{42}}{6}$  

Tags

CCSS.HSA-REI.B.4B