The sum of two numbers is twice their difference. the larger number is 9 more than twice the smaller. find the numbers.
1 answer:
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Answer:
<em>(c). </em><em> </em>
Step-by-step explanation:
The <u><em>cosine</em></u> is the <em>"x" coordinate</em> of the terminal point on the unit circle.
Thus the answer is <em>(c). </em>