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Free Math Homework Essay Sample

← Quantitative Methods Science versus Superstitions →

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SOLUTION 

A=

A2

 =

 =

bA= b =

cI2=C =

Therefore,

A2 +bA+ cI2=  +  +  =

=

210+3b=0

3b=210

b=70

145+10b+c=0

Butb=70

Therefore

145+10(70) +c=0

145+700+c=0

c= -845                                            

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