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# Math 32A - Practice Final Exam March 18th, 2014 8:00AM-11:00AM Your name: Your SID: Problem Score 1: Total : There are ten problems on this exam,...

Hello, my math final exam is coming up and professor gave us a practice final exam, but she didn't give us a solution for that. Could you tell me the answers and solutions? Thank you!! there are only 10 questions.

Math 32A – Practice Final Exam March 18th, 2014 8:00AM-11:00AM Your name: Your SID: Problem Score 1 : 2 : 3 : 4 : 5 : 6 : 7 : 8 : 9 : 10 : Total : There are ten problems on this exam, each worth ten points. You have three hours. Good luck! 1
Problem 1: a) Find a vector orthogonal to the plane which contains the points P = ( - 3 , 0 , 2) ,Q = (0 , 5 , 1) , and R = (2 , 2 , 5). b) Given the vectors v = h 3 , - 2 , 6 i and u = h 5 , 1 , 6 i , ﬁnd the length of the projection of u onto v . 2
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