in an arithmetic progression t16=47,t31=92 then find t27
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Answer:
-30
Step-by-step explanation:
T=A+(N-1)D..STANDARD FORMULA
47 = A+46 D...1
92= A+30 D..2
16 D=- 45 (BY SUBTRACTING 1 AND 2)
D=-45/16=-2.8125
SUBST'N D=2.8125 IN (1) WE GET,
A=47+129.375=-82.375
A=-82
T27= -82+26*2=-30
T27= -30
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