Quiz 2.2 Characteristics of Functions (Part 2)

Write this equation explicitly in terms of x.

 $\frac{1}{3}y-x^2+2x=-5$  

Answer explanation

 $y=3x^2-6x-15$  

Tags

CCSS.HSA.CED.A.4

CCSS.HSA.SSE.A.2

CCSS.HSA.REI.A.1

Is the equation you wrote for question 1 a function?

• YES

• NO

• depends on the x-value

• depends on the y-value

Tags

CCSS.HSF.IF.A.1

 $8x^2+4y^2=12$  Write this equation explicitly in terms of x.

Answer explanation

 $\pm\sqrt{-2x^2+3}$  

Tags

CCSS.HSA.CED.A.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Is your equation for question 3 a function?

• YES

• NO

• depends on the x-value

• depends on the y-value

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Identify the x-intercepts (zeros) and y-intercept of the function graphed.

Answer explanation

x-intercepts (-1,0) , (4,0) , (5,0)

y-intercept (0,8)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.APR.B.3

Identify the x-intercepts (zeros) and y-intercept of the function graphed.

Answer explanation

x-intercepts NONE

y-intercepts (0,-2)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.APR.B.3

Give the increasing intervals of this function. Use interval notation.

Tags

CCSS.HSA.REI.D.10

Give the decreasing intervals of this function. Use interval notation.

Tags

CCSS.HSA.REI.D.10

Using the graphs , classify point A.

• point of inflection

• relative minimum

• absolute minimum

• relative maximum

• absolute maximum

Tags

CCSS.HSA.REI.C.7

Using the graphs , classify point B.

• point of inflection

• relative minimum

• absolute minimum

• relative maximum

• absolute maximum

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7