Hidden Label: left parenthesis, "h" , "k" , right parenthesis equals left parenthesis, 0 , 0 , right parenthesis Has graph. To audio trace, press ALT+T.h,k
Label
equals=
left parenthesis, 0 , 0 , right parenthesis0,0
9
focus: left parenthesis, "h" , "k" plus "p" , right parenthesis equals left parenthesis, 0 , 2.5 , right parenthesis Has graph. To audio trace, press ALT+T.h,k+p
Label:
equals=
left parenthesis, 0 , 2.5 , right parenthesis0,2.5
10
green line is the directrix; every point in the parabola is the same distance from the focus and the directrix
11
Expression 12: "y" equals "k" minus "p" equals negative 2.5 Has graph. To audio trace, press ALT+T.y=k−p
equals=
negative 2.5−2.5
12
black line is the latus rectum
13
Expression 14: "y" equals "k" plus "p" left brace, "x" greater than or equal to "h" minus 2 StartAbsoluteValue, "p" , EndAbsoluteValue , right brace left brace, "x" less than or equal to "h" plus 2 StartAbsoluteValue, "p" , EndAbsoluteValue , right brace Has graph. To audio trace, press ALT+T.y=k+px≥h−2px≤h+2p
14
endpoint of Latus Rectum: left parenthesis, "h" minus 2 "p" , "k" plus "p" , right parenthesis equals left parenthesis, negative 5 , 2.5 , right parenthesis Has graph. To audio trace, press ALT+T.h−2p,k+p
Label:
equals=
left parenthesis, negative 5 , 2.5 , right parenthesis−5,2.5
15
endpoint of Latus Rectum: left parenthesis, "h" plus 2 "p" , "k" plus "p" , right parenthesis equals left parenthesis, 5 , 2.5 , right parenthesis Has graph. To audio trace, press ALT+T.h+2p,k+p
Label:
equals=
left parenthesis, 5 , 2.5 , right parenthesis5,2.5