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Mathematics, 24.08.2021 22:10 lilquongohard

Evaluate 1. Given that a= -2, b = 1 and c= 2
then Find
a). a²+b²+c²
b). 5/3 a²b + ¾ abc + 5
2. If x = -1, y=2 and z=-2 , evaluate
3x²y +5xy²+2xyz

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Evaluate 1. Given that a= -2, b = 1 and c= 2
then Find
a). a²+b²+c²
b). 5/3 a²b...

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