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:

AP is 0.

given that the first term of an AP is -5 and the common difference is 2.

Answer 2

Answer:

S5=0

Step-by-step explanation:

a=-5, n=6, d=2

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

S5=6/2{2*(-5)+(6-1)*2}

S5=3*{(-10)+10}

S5=3*0

S5=0

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