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Discover Questions

1/2k when k = 3/4? 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.? Find the center and radius of the circle defined by the equation x^2+y^2-6x+2y-6=0.? 110 yards long and 50 yards wide. What is the area in square feet? Determine whether the function f(x)=1/x is a one to one?