Question

Wyznaczyc c=|a|a-|b|b jezeli a=[2,11,10] b=[1,2,2]

Answer 1

|a|=√(2²+11²+10²)=√(4+121+100)=√225=15
|b|=√(1²+2²+2²)=√(1+4+4)=√9=3

c=|a|a-|b|b=15[2,11,10] - 3[1,2,2]=[30-3,165-6,150-6]=[27,159,144]