Question

If the first term of an AP is - 5 and the common difference is 2, then the sum of the first 6 terms is.....​

Answer 1

Answer:

0

Step-by-step explanation:a = (-5)

d= (2)

S6 = n/2 {a +( a +(n-1)d)}

S6= 6/2 {(-5)+((-5)+(6-1)2}

S6= 3{ (-5)+(-5+10)}

S6= 3 {-5 -5+10}

S6= 3 × 0

S6= 0

Answer 2

hope.its clear.......