Prove the identity. 2 cotx = sin 2x csc x Note that each Statement must be based on a Rule chosen from the Rule menu. To see a detailed description of a Rule, select the More Information Button to the right of the Rule. Statement Rule 0 .0 2 cotx cos sin tan csc x cot sec csc = Select Rule Validate X Explanation CheckProve the identity. 2 cotx . 2 = stx 050 x Note that each Statement must be based on a R a Rule, select the More Information Button to the right of the Rule. Select the Rule x 0 Algebra 0 Reciprocal O Quotient = O Pythagorean Validate O Odd/Even O Doubleangle 0 Sum and Difference Explanation