14. Write the digits 0,1,2,3,4,5,6,7,8 and 9 in this order and insert '+' or '-' between them to get the result (a) 5 (b)-3.
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Answer:
(a) 5 is the ans
Step-by-step explanation:
0+1-2+3-4+5-6+7-8+9
= -1 - 1 -1 -1 +9
=-2-2+9
= -4+9
= 5
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