Write the Sum as a Product $\cos 4 x + \cos 5 x$

question 84

Essay

Write the sum as a product. $\cos 4 x + \cos 5 x$

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Definitions:

Prospecting

The process of identifying potential customers or clients to whom a business can sell products or services, often the first step in the sales process.

Cold Canvass Prospecting

The technique of approaching potential customers without prior contact or appointment; often used to generate new leads.

Prospect

A potential customer or client who has been identified as someone who might be interested in a company's product or service.