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A: As you posted multiple question , I need to solve only first question.
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fellas is it controversial to exist
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- Calculate the velocity and acceleration vectors and the speed of r(t) t 8+1², 8+12²) at the time t (Use symbolic notation and fractions where needed. Give your answer in the vector form.) v(4) = a(4) = Calculate the speed of r(t) at the time t = 4. (Use symbolic notation and fractions where needed.) v(4) = ( - 1/2 - 1/12 ) 72 72 = = = 4.Express z =1/(2+5i) in the form a+ib.If A and B are orthogonal, is A+B also orthogonal? Can you demonstrate Algebraically using A + B = (A + B)^T etc...? Thank you.
- Find an orthogonal change of variables, x = Py, that transforms the quadratic form q(x) = x² + x²+2x1x2 − 2x2x3 into a quadratic form no cross-product form. Write the new quadratic form.Evaluate the commutators of the operators (a) d/dx and 1/x, (b)d/dx and x2.So, how would I find the vector of 3v in this problem?