Answer :
total terms = 100
a₁ = 1
a₁₀₀ = 100
Sn = [tex] \frac{n((first -term)+(last-term))}{2} [/tex]
S₁₀₀ =[tex] \frac{100(1+100)}{2} [/tex] = [tex]50*101=5050[/tex]
a₁ = 1
a₁₀₀ = 100
Sn = [tex] \frac{n((first -term)+(last-term))}{2} [/tex]
S₁₀₀ =[tex] \frac{100(1+100)}{2} [/tex] = [tex]50*101=5050[/tex]