A baby elephant approximately triples its weight every week. If a baby elephant weighing 25lbs is born at t=0 weeks, which equation best describes its weight, w, during the first few weeks of life?

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.

The answer is 60.9774