Mathematics, 04.01.2020 14:31 somedudeontheIn

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1. if v1= (2, 4) and v2= (-1, 5), then v1*v2 is equal to which of the following?
a. 22
b. (8, -5)
c. 18
d. (-2, 20)

i think its either c or d but idk if you are supposed to add the two numbers together which would equal c or not.

2. if v1= (2, 5) and v2= (4, -3), then the angle between the two vectors is °.

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1. if v1= (2, 4) and v2= (-1, 5), then v1*v2 is equal to which of the following?
a...