# Vector equation

Let’s v = (1, 2, 1), u = (0, -1, 3) and w = (1, 0, 7) . Solve the vector equation c1 v + c2 u + c3 w = 0 for variables c1 c2, c3 and decide weather v, u and w are linear dependent or independent

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**Math student**

c1 = (Correct answer is: ) OK

c2 = (Correct answer is: 2 c1) Wrong answer

c3 = (Correct answer is: -c1) Wrong answer

c2 = (Correct answer is: 2 c1) Wrong answer

c3 = (Correct answer is: -c1) Wrong answer

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For Basic calculations in analytic geometry is helpful line slope calculator. From coordinates of two points in the plane it calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of segment, intersections the coordinate axes etc.

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Two vectors given by its magnitudes and by included angle can be added by our vector sum calculator.

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