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Phantasy [73]
3 years ago
15

Can someone please help?

Mathematics
1 answer:
Margarita [4]3 years ago
8 0
The first thing you should do is write each speed in vector form.
 v1: vector water velocity
 v2: vector boat speed with respect to water
 writing the vectors we have
 v1 = (5 * COS (20 * (PI () / 180)) i) + (5 * SENO (20 * (PI () / 180)) j)
 v2 = (30 * COS (30 * (PI () / 180)) i) - (30 * SENO (30 * (PI () / 180)) j)
 The vector representing the ship's current motion will be given by the sum of vectors v1 and v2
 v1 + v2 = (30.67922522 i) + (15.67922522 j)
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3 0
4 years ago
The music teacher receives 9 boxes of records. There are 6 records in each box. She gives them out to the third graders and has
WITCHER [35]

Answer:

there are 49 third graders that received records.

Step-by-step explanation:

assuming that their is 1 record per third grader

1)              6(9)

                  =54

2)             54-X=5

                  -X =-49

3)              -X(-1)=-49(-1)

4)                 X=49

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3 years ago
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Zolol [24]

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3 years ago
How can 4(3+9) be expressed using the distributive property?
ss7ja [257]
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6 0
2 years ago
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Answer:

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