The equation of a parabola is 116(y+3)2=x+4 . What are the coordinates of the focus? (0, −3) (−8, −3) (−4, −7) (−4, 1)
2 answers:
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Answer:
x + 2
Step-by-step explanation:
If we know one of the factors, we should be able to use long division.
We can divide the trinomial by the binomial and find the other factor.
<u>x + 2</u><u> </u>
x² + 4x + 3)x³ + 6x² + 11x + 6
<u>x³ + 4x² + 3x</u>
2x² + 8x + 6
<u>2x² + 8x + 6</u>
0
Thus,