Math, asked by vaishnavi275, 1 year ago

(A) Solve the following questions.(Any iwo
The first term of an A. P. is 5 and the common
difference is 4. Complete the following activity and
find the sum of the first 12 terms of the A. P.
a = 5, d = 4, 5,2 = ?
Sn = 0
S = 12 [10 +​

Answers

Answered by nitin184561
1

Answer:

S=12÷2{2*5(12-1)4}

S=6{10*11*4}

S=6{440}

S=2640

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