Question: 1 . (a) Given that A = 61-9j+12 k B = 4i+12 j- 5 k and C=-51+14 j+23k Find the product of the given vectors

1 . (a) Given that A = 61-9j+12 k B = 4i+12 j- 5 k and C=-51+14 j+23k Find the product of the given vectors , AXB . C [6 marks ] (b) Determine the resultant moment exerted on the rigid body as shown in Figure 1. [6 marks ] 15N 2N 20cm 12.5Nm 5cm 15N 2N Figure 1

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