Question Solve the equation x=2kπ,k∈ZAlternative Form x=90∘k,k∈Z Evaluate sin(2x)×1=0Any expression multiplied by 1 remains the same sin(2x)=0Use the inverse trigonometric function 2x=arcsin(0)Calculate 2x=0Add the period of kπ,k∈Z to find all solutions 2x=kπ,k∈ZSolution More Steps Evaluate 2x=kπDivide both sides 22x=2kπDivide the numbers x=2kπ x=2kπ,k∈ZAlternative Form x=90∘k,k∈Z Show Solution Graph
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