Let A be any 5x7 matrix for which the​ col(A) has dimension​ 3, calculate: the​ nullity(A), ​and, state which vector space​ R^k that​ null(A) is a subspace of​ (give k).

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A: Solution

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Q: 8. Solve the recurrence relation. 2dn do = 4 = d₁ 8(dn-1 1 d₁-2 )

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Q: Let w=f(u) + g (v) s where u = x+iy and V-X-iy, show that w Satisfies the Laplace ear. Wxx + Wyy=0…

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Q: 54 The groups An and Sn are not solvable for all n ≥ 5.

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Q: @ Fs [ f ² (x)} = √√ = Pf (o) - P² Fs {f(x)} proof: How.

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Q: 16. Cauchy-Schwarz Inequality for Integrals: Let f. g ER[a, b]. Prove that | [*P(Abs(x) dx] * = (…

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Q: -1.5 tan2x 2. Solve 1.5 - dx manually 4

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Q: 2. g(t)= t, (t-7)², (11t - e²1-3t,

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