if the sum of all terms of the a.p -4,-1,2,5.......,x is 437 , find x
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Answer:
(-4)+(-1)+2+5+x=437
-4-1+2+5+x=437
-5+7+x=437
2+x=437
x=437-2
x=435
ubaidsiddque04:
what the formula
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