Quadratic Equations Multi-step Part 1

Solve by taking square roots:

5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no real solution

Tags

CCSS.HSA-REI.B.4B

Solve using square roots:

5x² + 6 = 186

• x = 1.3 or x = -1.3

• x = 6 or x = -6

• No real solutions

• x = 6

Tags

CCSS.8.EE.A.2

Solve by taking square roots:

5m² + 1 = 6

• m = 0

• m = 1 or m=-1

• m = 7/5 or m=-7/5

Solve the equation using square roots
 $2x^2-3=29$  

• x=16 or x=-16

• x=4 or x=-4

• x=32 or x=-32

Solve the equation using square roots
 $\frac{x^2}{4}+7=11$  

• x=4 or x=-4

• x=18 or x=-18

• x=16 or -16

Solve the equation using square roots
 $-10-5n^2=-330$  

• n=33 or n=-33

• n=-320 or n=320

• n=8 or n=-8

Solve the equation using square roots
 $4b^2+2=326$  

• b=9 or b=-9

• b=324 or b=-324

• b=-81 or b=81

Solve the equation using square roots
 $5x^2+9=14$  

• x=5 or x=-5

• x=1 or x=-1

• x=23 or x=-23

Solve the equations using square roots
 $2x^2-2=6$  

• x=8 or x=-8

• x=4 or x=-4

• x=2 or x=-2

• x=12 or x=-12

Solve the equation using square roots
 $k^2+6=6$  

• x=1 or x=-1

• x=12 or x=-12

• x=0 or x=0