Question:
Use a calculator to evaluate the expression. cos2 (19°) +
Last updated: 8/4/2022
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Use a calculator to evaluate the expression. cos2 (19°) + sin 2 (19°) 2 cos² (19°) + sin ² (19°) = (Simplify your answer.)
Last updated: 8/4/2022
Use a calculator to evaluate the expression. cos2 (19°) + sin 2 (19°) 2 cos² (19°) + sin ² (19°) = (Simplify your answer.)