40 points i'll mark you as brainliest for the person with the right answers .
i need to pass m...
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Mathematics, 30.08.2019 09:50 acofield975
40 points i'll mark you as brainliest for the person with the right answers .
i need to pass my class ! these are the only 4 questions i don't understand, can someone me ?
9. the equation of the parabola is given
y = -1/4x^2 + 4x - 19
what are the coordinates of the vertex of the parabola ?
10. the equation of a parabola is given
y = 1/4x^2 - 3x + 18
what are the coordinates of the focus of the parabola ?
11. the equation of a parabola is given
y= -1/6x^2 + 7x - 80
what is the equation of the directrix of the parabola ?
12. the equation of a parabola is (y - 1)^2 = 16 (x + 3)
what is the equation of the directrix of the parabola?
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