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Maths Puzzle
Numerical Ability
6sqrt(20)-2sqrt(45)
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book Other Question
Can you write the numbers 684 in expanded form?
Thank you
let F be the subfield of complex numbers and let T be the function from F^3 into F^3 defined by T(x1,x2,x3)=(x1-x2+2 x3,2 x1+x2,-x1-2 x2+2 x3)
a)verify that T i