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Answer 1

Answer:

Q.3) 1] Oscillation is the repetitive variation, typically in time, of some measure about a central value (often a point of equilibrium) or between two or more different states. ... Familiar examples of oscillation include a swinging pendulum and alternating current.

2]In economics, elasticity refers to the measurement of a percentage change of one economic variable in response to a change in another.

Explanation:

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