2ad ²² x= -b/2a + [SQRT(b² - 4ac)]/2a 1) A plane files at 420 km/hr for 1.5 hours and 710 km/hr for the remainder of the trip. The Total distance flown is 3525 km. What is the average speed of the plane for this trip (in km/hr)?
2ad ²² x= -b/2a + [SQRT(b² - 4ac)]/2a 1) A plane files at 420 km/hr for 1.5 hours and 710 km/hr for the remainder of the trip. The Total distance flown is 3525 km. What is the average speed of the plane for this trip (in km/hr)?
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![Equations for constant acceleration:
x(t) = ½ at2 + vot + xo; v(t) = at + Vo
2ad = v²
V02
quadratic formula:
ax²+bx+c=0
x = -b/2a + [SQRT(b²-4ac)]/2a
1) A plane files at 420 km/hr for 1.5 hours and 710 km/hr for the remainder of
the trip. The Total distance flown is 3525 km. What is the average speed of the plane for
this trip (in km/hr)?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F24d25a60-e72b-4842-b763-43b4eb4f0e6c%2F8618d19d-f989-493d-8250-1bf7d92e0c9f%2Fhf8kzkt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Equations for constant acceleration:
x(t) = ½ at2 + vot + xo; v(t) = at + Vo
2ad = v²
V02
quadratic formula:
ax²+bx+c=0
x = -b/2a + [SQRT(b²-4ac)]/2a
1) A plane files at 420 km/hr for 1.5 hours and 710 km/hr for the remainder of
the trip. The Total distance flown is 3525 km. What is the average speed of the plane for
this trip (in km/hr)?
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