find the sum of first 12multiples of2and 3 using the formula
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Answer:
MULTIPLES OF 2 AND 3
A1 = 6 , A2 = 12 , A3 = 18
SO, D = a2 - a1 ==> 12-6 ==> 6
A = 6
SUM OF 12 TERM ==> n/2 [2a+(n-1)d]
===> 12/2 [2(6) + (12-1)6]
===> 6[12 + 66]
===> 6[78]
==> 468
thanuja7:
haa
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