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answers to question 1

Submitted by Tom Myres on

1) A+B= (0,2,0)

2)A-B= (2,0,0)

3)2A+3B=(-1,5,0)

4)A.B=0

5)A*B=(1.0 - 0.1) - (1.0 - 0.-1) + (1.1 - 1.-1) = (0,0,2)

HOW MANY POINTS I GET THEN?

 

V^2 = U^2 + 2AS

V = SQR(2^2 + 2x(9.81/6)x5)

V = SQR(20.35)

V = 4.51m/s

have i got any points yet, how do i find out?

 

Sun, 09/30/2007 - 16:27 Permalink