18. Simplify : (i)1³+2³+3³
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Answer:
36 is the answer
Step-by-step explanation:
we know 1³ = 1
we know 2³ = 8
we know 3³ = 27
then 1³ + 2³ + 3³ = 1 + 8 + 27 = 36
hope it helps u
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