For a system of vectors U = {(1,2,9 ); (2,3, 1);(0,-1,1-9);(2,3,10);(1,0,2-9) } . a. Find the number of dimensions and a basis W of the subspace generated by the vector system U .
b. Find the parameter k so that u = (2,3,k3+1) is a linear combination of W , and deduce [ u]W .

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

Evaluate the following expression 1/3^2

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2