5(a)Complex Number Arithmetic Modulus ArgumentHard4 marksFind the value of λ for which argz=41π.WorkingTypeWriteMath0 wordsλ=Grade answerSolutionGrading criteria
5(b)Complex Number Arithmetic Modulus ArgumentMedium2 marksWhen λ has the value found in 5(a), find the exact value of ∣z∣.∣z∣=Grade answerSolutionGrading criteria