Vectors: find the vector from the point a=(−1,6,3)a=(−1,6,3) to the point b=(1,−4,2)b=(1,−4,2).
ab→=〈ab→=〈

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,

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,

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equations of lines: consider the vector equation of the line through the two points listed above. for each equation listed below, answer t if the equation represents the line, and f if it does not. here is the list of questions:

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1. 〈x, y,z〉=〈−1,6,3〉+t〈−2,+10,+1〉〈x, y,z〉=〈−1,6,3〉+t〈−2,+10,+1〉

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2. 〈x, y,z〉=〈−1,6,3〉+t〈1,−4,2〉〈x, y,z〉=〈−1,6,3〉+t〈1,−4,2〉

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3. 〈x, y,z〉=〈1,−4,2〉+t〈2,−10,−1〉〈x, y,z〉=〈1,−4,2〉+t〈2,−10,−1〉

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4. 〈x, y,z〉=〈−1,6,3〉+t〈2,−10,−1〉〈x, y,z〉=〈−1,6,3〉+t〈2,−10,−1〉

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5. 〈x, y,z〉=〈1,−4,2〉+t〈−1,6,3〉