Numerical methods and Computing

(124)(341)=? 14-What is the other name of Hadamard Multiplication? 1-Point by point 2-Inner 3-Outer 4-Tensor 5)? 15-What is Identity Matrix? 1)2*2 matrix with all zeros except the main diagonal 2)3*3 matrix with all zeros except the main diagonal 3) nn matrix with all zeros except the main diagonal 4)2*3 matrix with all zeros except the main diagonal 5 )