What Is the Decryption Function for an Affine Cipher If

question 13

Short Answer

What is the decryption function for an affine cipher if the encryption function is f(x) = (3x + 7) mod 26?

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Definitions:

Grease Fittings

A small, nipple-like fitting threaded into a component for the injection of grease. A spring-loaded check ball inside the fitting allows grease in but keeps it from being pushed back out.

Zerk Fittings

Grease fittings installed on mechanical systems to allow for easy application of lubricant with a grease gun.

Control Arm Bushing

A component of the control arm in a vehicle's suspension system, made of rubber or polyurethane, designed to cushion the impact and reduce friction between the moving parts for smoother operation and handling.

Sway Bar Link

A component of a vehicle's suspension system that connects the sway bar to the suspension to help reduce body roll during turns.