If binary trees are represented in arrays, what formula can be used to locate a left child, if the node has an index i?

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answerhappygod
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If binary trees are represented in arrays, what formula can be used to locate a left child, if the node has an index i?

Post by answerhappygod »

a) 2i+1
b) 2i+2
c) 2i
d) 4i
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