Question 42 Determine the general equation of a parabola opening downwards whose vertex is at (3,-4) with a latus rectu length of 4. O y + 16x + 8y - 32 = 0 O y+ 4x+ 8y+4 = 0 O x -6x+4y+ 25 = 0 O x - 6x + 16y + 73 = 0

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