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vovangra [49]
3 years ago
6

Janel's study group started 3:00. Her friends Jackson and Teagan arrive at 10 minutes after 3. Her friend Natalie arrives 45 min

utes later. When did Natalie arrive? Write this time in two other ways.
Mathematics
1 answer:
Xelga [282]3 years ago
4 0

Answer:

Natalie arrived at 3:55 pm or 15:25

Step-by-step explanation:

Start time is 3:00

The first two friends arrived at 10 minutes after 3. Arrival time = 3:10

Natalie arrived 45 minutes later. Arrival time is 3:10 + 45 = 3:55

Natalie arrived at 3:55, using 24-hour formats, the arrival time is 15:55

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Answer:

The position is given by r(t) =  (-2 -t √14, 1 + √3.5, 3 + 3√3.5)

Step-by-step explanation:

The direction is given by the difference between the starting point and the end point, thus it is (-4,0,6)-(-2,-1,3) = (-2,1,3). The norm of this vector is        √( (-2)²+1²+3²) = √14 = 3.7416 secons

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