Find the 19th term of an A.P. - 11, - 15, - 19,...
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Step-by-step explanation:
d = a2 - a1
= -15-(-11)
= -15+11
= -4
a19 = a+18d
= -11 + 18 (-4)
= -11 -72
= -83
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4
Answer:
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