frankcaroccio0203
10.12.2020 •
Mathematics
Find the standard form of the equation of the parabola with a focus at (7, 0) and a directrix at x = -7.
y = one divided by twenty eightx2
x = one divided by twenty eighty2
-28y = x2
y2 = 14x
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Ответ:
x = one divided by twenty eighty2
Step-by-step explanation:
Ответ:
c = -25
Step-by-step explanation:
1. 23 - 6c = 48 - 5c
(add 5c to both sides)
2. 23 - c = 48
(subtract 23 from both sides)
3. -c = 25
(divide by -1 to both sides)
c = -25