OCR GCE A LEVEL FURTHER MATHEMATICS B PAPER 1 QUESTION PAPER 2023 (Y420/01: Core Pure)
4.7
OCR GCE A LEVEL FURTHER MATHEMATICS B PAPER 1 QUESTION PAPER 2023 (Y420/01: Core Pure). DOWNLOAD OFFICIAL AND VERIFIED OCR A LEVEL FURTHER MATHEMATICS B PAPER 1...
View example
Details
Comments
Reviews

OCR GCE A LEVEL FURTHER MATHEMATICS B PAPER 1 QUESTION PAPER 2023 (Y420/01: Core Pure). DOWNLOAD OFFICIAL AND VERIFIED OCR A LEVEL FURTHER MATHEMATICS B PAPER 1 QUESTION PAPER 2023 ON www.leakedexams.com.


 (a) The complex number a b i is denoted by z.
 (i) Write down z*. [1]
 (ii) Find Re(iz). [2]
(b) The complex number w is given by w
2 3
5 3
i
i = -
.
 (i) In this question you must show detailed reasoning.
 Express w in the form x y i . [2]
 (ii) Convert w to modulus-argument form. [2]