PLS HELP!! BRAINLIEST TO CORRECT ANSWER! In Exercises 49-52, find u*v, where 0(feta) is the angle between u and v.
How to find mag - sqrt u*2 + v*2
How to find u*v - 0=cos*-1(u*v/|u||v|)
49. |u|=4, |v|=10, 0=2pi/3
50. |u|=100, |v|=250, 0=pi/6
51. |u|=9, |v|=36, 0=3pi/6
52. |u|=4, |v|=12, 0=pi/3

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Step-by-step explanation:

30005

yes ok                                            

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation: