ax by cz dx ey z b 0 ce x a 0 cd y ae bd z 5 2 x 5 7 y 2 2 4 7 z 10x 35y 32z

Ax by cz dx ey z b 0 ce x a 0 cd y ae bd z 5 2 x 5 7

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ax + by + cz ( ) × dx + ey + 0 z ( ) = b (0) ce ( ) x a (0) cd ( ) y + ae bd ( ) z = − − 5 ( ) 2 ( ) x + 5 ( ) 7 ( ) y + 2 ( ) 2 ( ) 4 ( ) 7 ( ) z = 10 x 35 y 32 z
Question #8 yxzWhat is the value of the crossproduct: 3x+2y()×3z?3x+2y()×3z=3x+2y+0z()×0x+0y+3z()=60()x(90)y+(00)z=6x9y+0z Note:x×x=0 y×y=0 z×z=x×y=zx×z=yy×z=xy×x=zz×x=yz×y=x(A) 2x+0z(B) 6x+9y(C) 6x9y(D) 6x+9z(E) 15z 0

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