# Mathematics Grade 9 November EC 2010 Memo

> Grade 9 Mathematics memorandum from the November EC 2010, 1 page. Read online or get the free PDF download, question paper linked when available.

- Page: https://www.hlayiso.com/library/grade-9-mathematics-2010-november-ec-memorandum/e869ab21-e687-4cea-9eaa-ebddab1f798e
- Updated: 2026-10-29
- Subject: Mathematics
- Grade: Grade 9
- Document type: Memorandum
- Year: 2010
- Exam period: November EC
- Curriculum: CAPS
- Pages: 1

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## About this document

Mathematics · Grade 9 · November EC · 2010. Memorandum, 1 pages. Read online or download the PDF.

Read it free online on the page above; download the PDF from there.

## Document text

Text extracted from the PDF. Layout, diagrams and tables may not survive extraction.

### Page 1

ASSESSMENT AND EXAMINATIONS / ASSESSMENT INSTRUMENT DEVELOPMENT AND MODERATION
         Bundy Park •Buffalo Road • Schornville • KING WILLIAM’S TOWN • 5601 • Private Bag 4571 • KING WILLIAM’S
         TOWN • 5600 • REPUBLIC OF SOUTH AFRICA • Tel: 043 604 7793 • Fax: 043 604 7789 • Customer Care line: 086
         0638 636 • Ref no: 13/R* Enquiries: CY Ntlabati • Date: 22 October 2010 Email: yolisa.ntlabati@edu.ecprov.gov.za •
         www.ecdoe.gov.za

  TO:                  DCES – EXAMINATIONS (ALL DISTRICTS)

  FROM:                DCES: INSTRUMENT DEVELOPMENT AND MODERATION
                       CY NTLABATI
  SUBJECT:             ERRATA – MATHEMATICS/WISKUNDE MEMORANDUM
                       (GRADE 9: NOVEMBER 2010)

  DATE:                22 OCTOBER 2010
                                      INTERNAL MEMORANDUM

The following errata were brought to our attention upon receipt of the paper
concerned from the moderator.

3.2 3.2.1      5 x−3 x ( x + 4 ) −( x−3 )( 2 x + 1)
               =5x-3 x 2-12x-(2x 2-5 x-3) √
               =5 x-3 x 2-12 x -2x 2+5x+3 √
               = -5x 2-2x+3√                                                                                                  (3)

     3.2.2       x 2− y 2     x− y
                            ÷
               4 a −9 b 4 a + 6 b
                   2      2

               = (x-y)(x+y)        x 2(2a+3b) √√
                 (2a-3b)(2a+3b)         x-y
               =2(x+y) √
                  2a-3b                                                                                                       (3)

     6.1.2     st + ( s + 120 ) t = 1869
               2 st + 120 t = 1869 √
                       1869
               t=                √
                   2( s + 60 )
                   934,5
               t=           √
                   s + 60
               Or any other method is acceptable/Of enige ander metode is aanvaarbaar                                         (3)

Please communicate to all relevant stakeholders with all protocol observed.

Sincerely,

DCES: INSTRUMENT DEVELOPMENT AND MODERATION
CY NTLABATI

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