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Mathematics, 19.06.2020 04:57 OkK1510

Select the correct answer from each drop-down menu. Complete the statement. Using double-angle identity, cos^2(67.5°)-sin^2(67.5°)= BLANK (BLANK°) First blank: sin, cos, tan, ccs, sec, cot. Second blank: 33.75, 67.5, 135

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