Examlex
Suppose $X is the present value of $Y to be received next year.If you have $X and let it earn interest at r percent annually,how much money do you expect to have after one year?
Sound-on-disc
An early method of synchronizing sound for motion pictures, where the audio was recorded on a disc separately from the film.
Vitaphone
An early sound film system used for feature films and nearly 2,000 short subjects produced by Warner Bros. and its sister studio First National from 1926 to 1931.
Transitioned
A term that refers to the process of change from one state, condition, or phase to another, often used in various contexts like technology, careers, or personal identity.
Black-and-white
Visual media produced without color, using shades of gray, often for stylistic choices, cost reasons, or historical authenticity.
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