Use this ZIMSEC O-Level Mathematics Paper 2 November 2022 marking scheme for checking answers, revision, and exam preparation in Zimbabwe.
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Questions: ZIMSEC O-Level Mathematics Paper 2 November 2022 Question Paper
This is the ZIMSEC O-Level Mathematics marking scheme for Paper 2 from November 2022. It shows how marks are awarded, so you can mark your own answers to the matching question paper. See the question paper.
Chiperyu K 0776180797
Mathematics Paper 2 November 2022 (400412)
Marks
\section*{Number.}
Working and answers
(a)
\[
\begin{aligned}
\hat{A C B} | =90^{\circ}-80^{\circ} | =10^{\circ}
\end{aligned}
\]
(b) $B \hat{D C}=\underline{59^{6}}$
(c) $C \hat{P D}=42^{\circ}$
(d)
\[
\begin{aligned}
A O D | =180^{\circ}-\left(32^{\circ}+32^{\circ}\right) | =180^{\circ}-64^{\circ} | =116^{\circ}
\end{aligned}
\]
2 (a)
\[
\begin{array}{l}
(m-n)(4 m+2 n)-(m-n)^{2}
=(m-n) 2(2 m+n)(-m+n)(m-n)
=2(2 m+n)(m-n)(n-m)
\end{array}
\]
(b)
(c)
\[
\begin{aligned}
81(11)-80.1(10) | =891-801 | =90 \mathrm{~kg}
\end{aligned}
\]
\[
30 \% \text { of } 60 \%
\]
1