If A = {-1, 1},find AxAxA.
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Step-by-step explanation:
LET US EASE THIS FIRST FIND OUT WHAT IS {AXA}
{AxA} = {-1,1} X { -1,1}
{-1,-1}, {-1,1}, {1,-1}, {1,1}
I PRESUME YOU ALREADY KNOW THIS NOW MULTIPLY THE THIRD A
WHICH IS NOW
{-1,-1}, {-1,1}, {1,-1}, {1,1} X {-1,1}
{-1,-1,-1}, {-1,-1,1}, {-1,1,-1}, {-1,1,1}, {1,-1,-1},{1,-1,1}, {1,1,-1}, {1,1,1}
multiplication of AXAXA will always be 8 terms.
so you always know if you missed one or not. ;)
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