in an ap the first term is 2 and sum of first five term is one fourth of the next five term show that 20 term is -112
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See the Photo how i found d(common difference)
a = 2 , d = -6
After that,
a₂₀ = -112
a+19d = -112
2+19(-6) = -112
2-114 = -112
-112 = -112
LHS = RHS
HENCE PROVED!!
Mark it as brainliest!!!plzz i need that one brainliest from you, if possible!!
a = 2 , d = -6
After that,
a₂₀ = -112
a+19d = -112
2+19(-6) = -112
2-114 = -112
-112 = -112
LHS = RHS
HENCE PROVED!!
Mark it as brainliest!!!plzz i need that one brainliest from you, if possible!!
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