100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached 4.2 TrustPilot
logo-home
Book review

The best grade 11 maths textbook

Rating
-
Sold
-
Pages
234
Uploaded on
09-03-2025
Written in
2021/2022

Are you a learner who is in grade 11 who is willing to understand mathematics? This is a good textbook for you. All the problems were solved with exolanation. This book is the odd one out, it has a motivational short story that will change your negative attitude or which can make you become a maths guru.

Show more Read less
Institution
Course











Whoops! We can’t load your doc right now. Try again or contact support.

Written for

Institution
Course
Schooljaar
200

Document information

Uploaded on
March 9, 2025
Number of pages
234
Written in
2021/2022
Type
Book review

Subjects

Content preview

Ticket To Maths Island
Grade 11

Ramulisa N.A

,2

,Contents

0.1 Motivational story . . . . . . . . . . . . . . . . . . . . . . . . 8

1 Rational exponents and surds 11
1.1 Rationalising denominators . . . . . . . . . . . . . . . . . . . 13
1.2 Solving surd equations . . . . . . . . . . . . . . . . . . . . . . 13
1.3 Exponents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
1.3.1 Rules of exponents . . . . . . . . . . . . . . . . . . . . 14
1.3.2 Important Laws for exponential equations . . . . . . . 15
1.4 Test 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
1.5 Test 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
1.6 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1.6.1 Test 1 Answers . . . . . . . . . . . . . . . . . . . . . . 20
1.6.2 Test 2 Answers . . . . . . . . . . . . . . . . . . . . . . 20

2 Equations and inequalities 21
2.1 Solving quadratic equations . . . . . . . . . . . . . . . . . . . 21
2.1.1 Factorisation method . . . . . . . . . . . . . . . . . . . 21
2.1.2 Completing a square method . . . . . . . . . . . . . . . 21
2.1.3 Using quadratic formula . . . . . . . . . . . . . . . . . 24
2.1.4 Substitution method . . . . . . . . . . . . . . . . . . . 25
2.1.5 Finding the equation . . . . . . . . . . . . . . . . . . . 25
2.1.6 The nature of roots . . . . . . . . . . . . . . . . . . . . 26
2.2 Quadratic inequalities . . . . . . . . . . . . . . . . . . . . . . 29
2.3 Simultaneous equations . . . . . . . . . . . . . . . . . . . . . . 32
2.3.1 Substitution method . . . . . . . . . . . . . . . . . . . 32
2.3.2 Elimination method . . . . . . . . . . . . . . . . . . . . 32
2.3.3 Graphical method . . . . . . . . . . . . . . . . . . . . . 33
2.3.4 Word problem . . . . . . . . . . . . . . . . . . . . . . . 34
2.4 Test 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.5 Test 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.6 Test 1 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . 40
2.7 Test 2 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . 40

3

, 4 CONTENTS


3 Number patterns 41
3.0.1 Arithmetic sequence . . . . . . . . . . . . . . . . . . . 41
3.0.2 Quadratic sequence . . . . . . . . . . . . . . . . . . . . 42
3.1 Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.2 Test 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.3 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.3.1 Test 1 Answers . . . . . . . . . . . . . . . . . . . . . . 48
3.3.2 Test 2 Answers . . . . . . . . . . . . . . . . . . . . . . 48

4 Analytical geometry 49
4.0.1 Distance, mid-point, gradient and equation of straight
line . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
4.0.2 Angle of inclination . . . . . . . . . . . . . . . . . . . . 55
4.1 Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
4.2 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

5 Functions 61
5.1 Parabola . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
5.1.1 Sketching a parabolic function . . . . . . . . . . . . . . 61
5.1.2 Domain and range . . . . . . . . . . . . . . . . . . . . 63
5.1.3 Deriving the equation of the parabola . . . . . . . . . . 63
5.2 Hyperbola . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
5.3 Exponential function . . . . . . . . . . . . . . . . . . . . . . . 71
5.4 Test 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
5.5 Test 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
5.6 Test 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
5.7 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
5.7.1 Test 1 Answers . . . . . . . . . . . . . . . . . . . . . . 80
5.7.2 Test 2 Answers . . . . . . . . . . . . . . . . . . . . . . 80
5.7.3 Test 3 Answers . . . . . . . . . . . . . . . . . . . . . . 81

6 Trigonometry 83
6.0.1 Trigonometric ratios . . . . . . . . . . . . . . . . . . . 83
6.0.2 Square identity . . . . . . . . . . . . . . . . . . . . . . 84
6.0.3 Negative angles . . . . . . . . . . . . . . . . . . . . . . 84
6.0.4 The CAST diagram . . . . . . . . . . . . . . . . . . . . 86
6.0.5 Co-functions: 90◦ ± θ and 270◦ ± θ . . . . . . . . . . . 87
6.0.6 Special angles . . . . . . . . . . . . . . . . . . . . . . . 94
6.0.7 Trigonometric equations . . . . . . . . . . . . . . . . . 95
6.0.8 The general solution . . . . . . . . . . . . . . . . . . . 96
6.1 Trigonometric functions . . . . . . . . . . . . . . . . . . . . . 98

Get to know the seller

Seller avatar
Reputation scores are based on the amount of documents a seller has sold for a fee and the reviews they have received for those documents. There are three levels: Bronze, Silver and Gold. The better the reputation, the more your can rely on the quality of the sellers work.
unwaryrna University of South Africa (Unisa)
Follow You need to be logged in order to follow users or courses
Sold
34
Member since
6 year
Number of followers
29
Documents
4
Last sold
4 year ago
Electrical Engineering solutions bank

Willing and dedicated to help students to get good marks in their assignments

2.9

7 reviews

5
0
4
2
3
3
2
1
1
1

Recently viewed by you

Why students choose Stuvia

Created by fellow students, verified by reviews

Quality you can trust: written by students who passed their tests and reviewed by others who've used these notes.

Didn't get what you expected? Choose another document

No worries! You can instantly pick a different document that better fits what you're looking for.

Pay as you like, start learning right away

No subscription, no commitments. Pay the way you're used to via credit card and download your PDF document instantly.

Student with book image

“Bought, downloaded, and aced it. It really can be that simple.”

Alisha Student

Frequently asked questions