Solving Quadratic Functions

Solve by factoring

• -6, -2
• -2, 6
• 2, 6
• -6, 2

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots

• ±23.25
• ±5
• ±25
• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots

• ±72
• ±12
• 12
• ±√-72

Tags

CCSS.HSA-REI.B.4B

Convert x²-9x+20 to factored form and solve.

• (x-10)(x+2); x=-2, 10
• (x+4)(x+5); x=-5, -4
• (x-4)(x-5); x=4, 5
• Not factorable

Tags

CCSS.HSA-REI.B.4B

• -4, 2
• -2, 4
• -16
• -4

Tags

CCSS.HSA-REI.B.4B

f(x)=(x+6)​²-49

• x=1,x=13
• x=-1,x=-13
• x=1,x=-13
• x=-1,x=13

Tags

CCSS.HSA-REI.B.4B

x²-14x+49=0

• x=7
• x=-10
• x=2
• x=-1

Tags

CCSS.HSA-REI.B.4B

2x²-40x+200=0

• x=6
• x=20
• x=5
• x=10

Tags

CCSS.HSA-REI.B.4B

x²-11x+19=-5

• x=-5/4,-1
• x=8,10
• x=3,8
• x=2,12

Tags

CCSS.HSA-REI.B.4B

7x²+2x=0

• x=0,2/7
• x=0,2/3
• x=-1,3/7
• x=2,-3/4

Tags

CCSS.HSA-REI.B.4B