Question: Consider the 2-dimensional inputs X = (X, X;) For the following these three SVM kernels: (1) K1(X', X?) = ((X}) 10X})((X) 10X3) (2) K2(X',

Consider the 2-dimensional inputs X = (X, X;) For the following these 

Consider the 2-dimensional inputs X = (X, X;) For the following these three SVM kernels: (1) K1(X', X?) = ((X}) 10X})((X) 10X3) (2) K2(X', X) = ((X}) 10.X})((X;) 10X3)? (3) K3(X', X) = (X - 5)(X - 5) Are they proper kernels, and why?

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