## A programmed introduction to vectors |

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21A and choose A X B algebra answered incorrectly arrow axis B X C better answer C X D calculate called check your answer choose a better choose a different choose another answer collection of numbers component vectors coordinate correct answer cross product diagram different answer directed line segment displacement vector dot product example following vector force F geometric vectors given gives graph group of numbers horizontal i j k incorrect indicated magnitude and direction minus sign Miss America multiply negative numbers number group number pair numbers or components numerical concept ordered group page 21A parallelogram parallelogram rule perpendicular physical vectors plane positive number quantity Return Return to page right hand rule scalar field second component second number single number subtract sum vector tion triangle unit vector vector addition vector concepts vector field vector product vector sum velocity write