question archive 1) Find the standard equation of the parabola with focus (6, 4) and the directrix y = -2
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1) Find the standard equation of the parabola with focus (6, 4) and the directrix y = -2.
2) At some sporting events, including many NFL games, parabolic microphones are used to better capture the sounds of the game. One such reflector is 22.5 inches in diameter and 8 inches deep. Based upon these dimensions how far from the vertex should the receiver be placed? Round your answer to one decimal place.