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Solving using laplace transform? y" +3y' + 2y =t? initial conditions are y(0)=1, y'(0)=0? Determine the multiplicity of each zero and the number of turning points on the graph of the function.? Find the center and radius of the circle defined by the equation x^2+y^2-6x+2y-6=0.? Suppose that A ⊆ B ⊆ V .
(a) Prove that span(A) ⊆ span(B).
(b) Prove that if B is linearly independent then A is linearly independent.? What is the purpose of DNA?