Find the standard form of the equation of the parabola directrix: x = -5 and vertex at the origin.
a. y2 = 20x
b. y2 = –5x
c. x2 = –20y
d. x2 = 20y
a. y2 = 20x
Mathematics
You might also like to view...
Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Mathematics
Find all replacements (less than the modulus) for the question mark that make the statement true.9 ? 4 ? ? (mod 7)
A. 2 B. 1 C. 6 D. 4
Mathematics
Provide an appropriate response.A gear with 80 teeth turns at 30 rpm on another gear with 100 teeth. What is the speed of the second gear?
A. 267 rpm B. 0.42 rpm C. 24 rpm D. 37.5 rpm
Mathematics
Find an equation of the line that has slope 
and y-intercept 
.
?
A. 
B. 
C. ?
D. ?
E. ?
Mathematics