4 years ago

30 POINTS PLS HELP ASAP!!!!!!! WILL GIVE EVERY ANSWER 5 STARS AND WILL HEART EVERY COMMENT 2 THKS

Mathematics

1 answer:

Allushta [10]4 years ago

5 0

Answer:

The x would be the month

The y would be the money

Step-by-step explanation:

You would plot them by each month, 170-110= 60 dollar increase. 60 divided by 12, that leaves a 5 dollar increase each month. Your coordinates would be (0,110) (1,115) (2,120) (3,125)

The x would be the month

The y would be the money

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4 years ago

If the magnitude of vector u is ||u||=7.81 and its angle of direction is 129.81°, which graph represents vector -u?

Triss [41]

Answer:

see attached

Step-by-step explanation:

The vector -u will be in the opposite direction of u. The magnitude is 7.81, but the angle is 129.81° -180° = -50.19°. A graph of it is attached.

_____

The (x, y) components are ...

7.81(cos(-50.19°), sin(-50.19°)) ≈ (-5.00, -6.00)