2017 SNGS Sec 4 AM Prelim Answer Key
Uploaded by motheies · 15 September 2024
Preview
2017 CHIJ SNGS Sec 4 AM Prelim Paper 1 Answers 1) 0.173 2) x = 1 3) 02 x 4i) 4i) (8, 4) and (–8, –4) 5) 3 12y or 3 11y 6) 11 m 7i) amplitude = 3, period = 8π 7ii) a = –3, b = 4, c = 1 8i) 8ii) (–1, 3) 8iii) 1m or 1m 9ii) 2 3,6 5,6 x 10i) t = 3.47 10ii) 7.36 m 11ii) max area when 3 13i) A is (1, 0.5) 13ii) 3.04 sq. units 2017 CHIJ SNGS Sec 4 AM Prelim Paper 2 Answers 1ii) 3 5523 2)(f 23 xxxx 2i) 2k 2ii) 1 real solution or 2 real and repeated solutions 3) p = 3, 4q 4) 4.45 sq. units 5i) rr r x xC 2 4 182 18 or rr r x xC 182 18 2 4 5ii) r336 5iii) 18564 5b) nk 1 4 6i) 39 6ii) 326652 BC 6iii) 3391823 2 7i) 12 4 2 x x 7ii) 12 2 1 1 2 x x x 7iii) 0.608 8i) 9cos5sin9 8ii) 99.60cos106 8iii) 2.47,7.74 8iv) 19.3 km 9i) (–0.5, 0) and (1, 27) 9ii) (–0.5, 0) is a point of inflexion. (1, 27) is a maximum point.
9iii) 10i) a = 2 10ii) 169132 22 yx 10iii) 12 23 12 5 xy 10iv) 222 13132 yx 11i) incorrect y = 47.5 Correct y = 37.2 11ii) a = 5.01, b = 1.40 11iii) x = 4.48 11iv) Draw lgݕ= ݔlg 2 [Y=(lg2)X] x = 4.55
Content continues in the PDF.
Related notes
- SPS AM Prelim AnsExam Papers · 2021
- SPS AM Prelim PapersExam Papers · 2021
- Secondary School Additional Mathematics Notes Compilation-15Notes/Practices
- Secondary School Additional Mathematics Notes Compilation-14Notes/Practices
- TKGS 2026 S4 A Math WA2MYEs/CAs/Other Tests · 2026
- S4 AM WA2 SolutionMYEs/CAs/Other Tests

