If a=1, b=-2 and c=3 then the value of a²+b²+c² is ____
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Answer:
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Answer:14
Step-by-step explanation:
Substituting the value of a=1, b=-2 and c=3 we get,
a²+b²+c²
=1²+(-2)²+3²
=1+4+9
=14
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