Question 1(1 point)

Identify the focus and the directrix of the graph of.

a

focus (-5, 0), directrixx= 5

b

focus (0, -5), directrixx= 5

c

focus (-5, 0), directrixx= -5

d

focus (0, -5), directrixx= -5

Question 2(1 point)

What is an equation of a parabola with a vertex at the origin and directrixx= 4.75?

a

b

c

d

Question 3(1 point)

an equation of a parabola with a vertex at the origin and a directrix aty= 5.

a

b

c

d

Question 4(1 point)

What are the focus and directrix of the parabola with equation?

a

focus:; directrix:

b

focus:; directrix:

c

focus:; directrix:

d

focus:; directrix:

Question 5(1 point)

What is an equation of a parabola with a vertex at the origin and directrixx= -4.75?

a

b

c

d

Question 6(1 point)

What is an equation of a parabola with the given vertex and focus?

vertex:; focus:

a

b

c

d

Question 7(1 point)

What is an equation of a parabola with the given vertex and focus?

vertex:; focus:

a

b

c

d

Question 8(1 point)

What is an equation of a parabola with focusand directrix.

a

b

c

d

Question 9(1 point)

Use the graph to make an equation for the parabola.

a

b

c

d

Question 1 (1 point) Identify the focus and the directrix of the graph of x = 20 172 O a focus (-5, 0), directrix x = 5 O b focus (0, -5), directrix x = 5 O c focus (-5, 0), directrix x = -5 O d focus (0, -5), directrix x = -5 Question 2 (1 point) What is an equation of a parabola with a vertex at the origin and directrix x = 4.75? O a X= - Ob 1 Y =-- O c * = - O d Y = 1 Question 3 (1 point) Write an equation of a parabola with a vertex at the origin and a directrix at y = 5. O a y = - 20 . x2 Ob Y = -20x2 O c X = - 1 20 O d X = 5y/2Question 4 (1 point) What are the focus and directrix of the parabola with equation Y = O a focus: ( 3, 0 ); directrix: y = -3 O b focus: (-3, 0 ); directrix: y = 3 O c focus: ( 0, 3 ); directrix: y = -3 O d focus: ( 0, -3 ); directrix: y = 3 Question 5 (1 point) What is an equation of a parabola with a vertex at the origin and directrix x = -4.75? O a y= -7 O b X = -- O c 1 X = 7 O d Question 6 (1 point) What is an equation of a parabola with the given vertex and focus? vertex: ( -2, 5 ); focus: (-2, 6 ) Oa x=-(+2)2-5 Ob x=- (1+5)2 +2 O c y=( x+2)2 +5 O d y = = ( x + 5 ) 2 + 2Question 7 (1 point) What is an equation of a parabola with the given vertex and focus? vertex: ( 5,4 ); focus: (8,4 ) O a y= 1 ( x - 4)3+5 O b (- 4 )3+5 O c . y= 17 ( x + 4 )2 -5 O d X = 17 ()+4)2 -5 Question 8 (1 point) What is an equation of a parabola with focus ( 6, 8 ) and directrix y = -2. a ( 7 -6 )'+3 O b o ( y - 6 )' +8 O c . V = 7 (x - 6)3 + 3 O d y = ( x - 6)' +8Question 9(1 point] Use :he graph tn:- write an equation for :he parabola