1+2-3+4-5+...-99=?
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abtin4564:
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hello friend ❤️❤️
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formula is Tn= A+(n-1)d
=> A= 1
=> d= 2-1=1
=> n= -99
put value in formula
=> 1+(-99-1)1
=> 1+(-100)
=> 1-100
=> 99
is your answer
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formula is Tn= A+(n-1)d
=> A= 1
=> d= 2-1=1
=> n= -99
put value in formula
=> 1+(-99-1)1
=> 1+(-100)
=> 1-100
=> 99
is your answer
♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️
Hey bro 1-100 will be -99
Not 99
oh sorry bro
why you report my answer dear
all answers are incorrect but i will mark one of ur!
its wrong ans =_= u can edit it ...
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