EOC Algebra 2

Use the graph of the function f(x)=-2x²+4x+6 to find the solution(s) of the equation -2x²+4x+6=0.

• x=-1
• x=3
• x=-1 and x=3
• x=1and x=8 

Write the equation of a parabola that goes through the point (6, -108) and has the vertex (1,-8).

• y= 6(x+1)² - 8
• y= 7(x-1)² - 8
• y= -4(x-1)² - 8
• y= (x-1)² - 8

Solve x² - 5x + 10 = 0

• (5 - i√15)/2 , (5 + i√15)/2

• (5 - √15)/2 , (5 + √15)/2

• (5 - i√65)/2 , (5 + i√65)/2

• (5 - √65)/2 , (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Which transformation is not an isometry?

• Translations
• Reflections
• Rotations
• Dilations

Tags

CCSS.HSG.CO.A.2

What percentage of girls have blonde hair?

• 30%
• 32%
• 29%
• 40%

What is the probability that a female is chosen given they like a Toyota?

• .525

• .4627

• .6774

• .3143

Let A be the event that a person took a vacation last year, and let B be the event that the person chosen has cable TV. Are the events A and B independent?

• Yes, they are independent.

• No, they are not independent.

What does i² = ?

• -1
• √-1
• 1
• -√1

Tags

CCSS.HSN.CN.A.1

What is the simplified form of (-3 + 2i)(1- 4i)

• -2 - 2i

• 5 + 14i

• -11 -10i

• -3 -8i

Tags

CCSS.HSN.CN.A.2

If a rectangle has an area of 48 cm², what would be the area of   a similar rectangle if the dimensions are doubled?

• 96 cm²
• 192 cm²
• 216 cm²
• 2304 cm²

Tags

CCSS.7.G.A.1