Question Function Find the domain Find the y-intercept x=2π+kπ,k∈Z Evaluate f(x)=31tan3(x)−tan(x)×xSeparate the function into parts to determine the domain of each part tan3(x)tan(x)xThe domain of a power function is the set of all real numbers x∈Rtan(x)xThe domain of tangent function is all real numbers not including 2π+kπ,k∈Z x∈Rx=2π+kπ,k∈ZxThe domain of a polynomial function is the set of all real numbers x∈Rx=2π+kπ,k∈Zx∈RSolution x=2π+kπ,k∈Z Show Solution Graph
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