Math, asked by suma31023, 2 months ago

sum of first 12termd of AP
10 16 22

Answers

Answered by islstudy2002

1

Answer:

tn=a+(n-1)d

t12=10+(12-1)6

t12=10 +66

t12=76

Step-by-step explanation:

thanku

are you radhika karodkar

Answered by Snapskg730

0

Answer:

s12= 1/2 | 2a + (n-1)d|

s12 = 12/2 | 2×10 + (12-1)6|

s12 = 6|20+66|

s12 = 6×86

s12 = 516

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