for an A.P find s12 if a = -5 and d = -4
plzz solve this question step by step fast i will mark you as brainlist
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s= a+(n-1)d
s12= -5+(12-1)×(-4)
= -5 + 11 ×(-4)
= -5-44
= -49
I hope I solved your problem so please mark me as brainly
s12= -5+(12-1)×(-4)
= -5 + 11 ×(-4)
= -5-44
= -49
I hope I solved your problem so please mark me as brainly
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