find this math question
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Answered by
0
Answer:
4
Step-by-step explanation:
((-1)^+(-2)^+(1)^
=1+2+1
=4
Answered by
2
Answer:
put the values in equation
= (-1)² + ( -2)² + (1)²
= 1+ 4+1 ( - sign will be removed because -,- is +)
= 6
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