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Mathematics, 06.04.2021 23:30 lil8174
以一个 S3 -21 -- 4x squared + 33x - 21 equals 0 solve the quadratic equation
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When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft
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以一个 S3 -21 -- 4x squared + 33x - 21 equals 0 solve the quadratic equation ...
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