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  3. 1. reduce the quadratic form 2x2 – 6xy + y2 to s

1. Reduce the quadratic form 2x2 – 6xy + y2 to standard form. Use the new form...

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Advance Math

1.Reduce the quadratic form 2x2 – 6xy + y2 to standard form. Use thenew form to sketch the graph of this quadratic form. What is theangle by which the standard axes are rotated to the standard formorientation

2. find the principal stresses and directions of the stressstate given by the matrix
12.5 12.99
12.99 47.5
?? = ksi.

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