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ridzrana02
30.10.2020 •
Mathematics
3
Select the correct answer.
Solve the following inequality for x.
I -9 <2(9 - I)
OA
Xs9
OB
X2 11
Oc.
X-7
OD
x < 10
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Ответ:
Did you get that answer cuz I need it really bad
Ответ:
(x-h)^2 = 4a (y-k)
(x-2)^2 =4a (y-2)
a is the equidistant distance from focus to vertex and from vertex to directrix that is equal to -0.5
then the answer is
(x-2)^2 =-0.5*4 (y-2)
x2 - 4x + 4 = -2y +4
x2-4x+2y = 0
answer is C