Question Function Find the inverse Evaluate the derivative Find the domain Load more f−1(λ)=λ2π Evaluate β=2×λπSimplify β=λ2πInterchange λ and y λ=y2πCalculate More Steps Evaluate λ=y2πSwap the sides of the equation y2π=λCross multiply 2π=yλSimplify the equation 2π=λySwap the sides of the equation λy=2πDivide both sides λλy=λ2πDivide the numbers y=λ2π y=λ2πSolution f−1(λ)=λ2π Show Solution Solve the equation Solve for β Solve for λ β=λ2π Solution β=λ2π Show Solution Graph