find the 12th term of A.P. 20,32,44,56
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Answered by
6
an = a+(n-1)d
an = 20+(12-1)*12
an =20+11*12
an = 152
12th term of AP is 152
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Answered by
3
Answer:
t₁₂ = 152
Step-by-step explanation:
a = first term = 20
d = common diff. = 12
tₙ = a + ( n-1) d
t₁₂ = 20 + ( 12 - 1) 12
t₁₂ = 20 + (11) (12)
t₁₂ = 20 + 132
t₁₂ = 152
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