Question Simplify the expression cos(210e2grs) Evaluate cos(210gre×es)Solution More Steps Evaluate 210gre×esMultiply the terms More Steps Evaluate e×eMultiply the terms with the same base by adding their exponents e1+1Add the numbers e2 210gre2sMultiply the numbers 210e2grs cos(210e2grs) Show Solution
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