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Who needs to approve a change before it is initiated? (select two.) -change board -client or end user -ceo -personnel manager -project manager

Hey i really need some solving this problem: 1. encrypt this binary string into cipher text: 110000. include in your answer the formula the decoder would use to decrypt your cipher text in the format (coded answer) x n mod (m) = y & 2. decrypt this cipher text into a binary string: 106 you.

Refer to the figure and match the theorem that supports the statement.1.if chords are =, then arcs are =.if bc = de, then arc bc = arc de2.if arcs are =, then chords are =.if arc bc = arc de, then bc = de3.diameters perpen