Required:
a. Find a basis for the column space of A. What is the dimension of this basis?
b. Use Gram-Schmidt to find an orthonormal basis for the column space of A: {q1, q2, q3}
c. Find a fourth vector q4 that completes the basis you have found in part (a) to an orthonormal basis of R4. To which of the 4 fundamental spaces related to A does q4 belong to?
d. Find the projection matrix P that maps any vector onto C(A). What is the projection of b= (1, 0, 0,0) onto this space?
Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked
High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?