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If tan2a=cot(a+60), find the value of a, where 2a is an acute angle
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Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?
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The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}
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Tell whether the ratios form a proportion. 3/7 , 12/21...
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