Question : Find solution of the following UP PGT math previous years question papers solution Solution : given sets \[A=\left\{1,2,3,4,5,6,7,8,9\right\}\] and \[B=\left\{2,3,5,7\right\}\] Number of elements in A and B are 9 and 4 respectively. So A×B will be has 9*4…
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