At a baseball game, a vender sold a combined total of 234 sodas and hot dogs. The number of sodas sold was two times the number
1 answer:
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<em>The right answer for:</em>
<em>cos(-170°) = _____</em>
<em>is:</em>
<em>-cos10°</em>
<h2>Explanation:</h2>The cosine function is an even function, which means that for every point on the graph of
then the point
also lies on the graph of the function. In other words, we can write:
But:
So:
By property:
Trigonometric functions: brainly.com/question/2680050
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