9th Q3 quiz 2

What do you do to the b value to correctly complete the square?

• square it
• divide it by 2 and square the result
• divide it by 2 and take the square root of the result
• divide it by 2 only

Tags

CCSS.HSA-REI.B.4B

What value of c would make this a perfect square trinomial?
x² - 12x + c

• 36
• 24
• 144
• -36

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

• 5

• 10

• 7

• 25

Tags

CCSS.HSA-REI.B.4B

• 15 + 5i

• 3 +5i

• 3 + 9i

• 15 + 5i

Tags

CCSS.HSN.CN.A.2

Tags

CCSS.HSN.CN.A.2

1 The discriminant is

• aX² + bX + c

• b - 4ac

• b² - 4ac

• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

1 In the equation

y = x² +5x +7,

match each leading coefficient with its correct letter.

• a=0, b=5, c=7

• a=1, b=5, c=7

• a=7, b=5, c=1