Total no. of terms = 7Sum of all the terms = 10 + (-3) +(-9) +(-1) +7 +(-5) +(-6) = 10-3-9-1+7-5-6 = -7average = Sum/ no. of terms = -7/7 = -1Average is -1Please appreciate my help, by selecting my answer as the best, and add me as your tutor, Thanks!
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