Other Math Archive: Questions from April 03, 2022
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(3 points) Let x, y, z be (non-zero) vectors and suppose w = 10x + 5y + 4z. If z = -2x – y, then w = 2 x+ 1 y. Using the calculation above, mark the statements below that must be true. = A. Span(x,1 answer -
1 answer
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14 only
In Problems 1-14 find the general solution of the given second-order differential equation. 1. 4y" + y' = 0 3. y" - )' - 6y=0 5. y" + 8y' + 16y = 0 7. 12y" – 5y' – 2y = 0 9. y" +9y = 0 11. y" –1 answer -
40 only
In Problems 37-40 solve the given boundary-value problem. 37. y" – 10y' + 25y = 0, y0) = 1, y(1) = 0 38. y" + 4y = 0, y(O) = 0, y(t) = 0 TT 39. y" + y = 0, y'(0) = 0, y * + , yo(7) 0 40. y" – 2y'1 answer -
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Spanish
Instructions (venir] porque modelo El sábado hubo_[haber) una fiesta sorpresa para Elsa en mi casa. 1. Sofia [hacer) un pastel para la fiesta y Miguel [traer) un flan. 2. Los amigos y parientes de El0 answers