Question

1) Let a = 〈4,−5,−2〉 and b = 〈2,−4,−5〉 Find the projection of b onto a....

1) Let a = 〈4,−5,−2〉 and b = 〈2,−4,−5〉 Find the projection of b onto a. proj a b=

2) Find the area of a triangle PQR, where P=(−2,−4,0), Q=(1,2,−1), and R=(−3,−6,5)

3) Complete the parametric equations of the line through the points (7,6,-1) and (-4,4,8)

x(t)=7−11

y(t)=

z(t)=

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