write the constant term in each of the following expression:- 1) 3x²+45-6x 2)17-a²b+4b². 3)4a²+2a²-19 with explaintion plz fast
Answers
Answer:
Page 1 of 277
Kimberley Girls’ High School
Mathematics
Grade 9
Chapter 1
The Number System
➔ Natural Numbers:
➔ Counting Numbers:
➔ Integers:
➔ Rational Numbers:
Examples:
➔ Irrational Numbers:
Examples:
➔ Real Numbers:
➔ Non-Real
Recurring Fraction → Common Fraction
Examples:
1.
Let:
2.
Let:Page 2 of 277
Inequalities on the Number Line
Notation
1.
Both the above notations mean: is any real number between and ; where is
included and excluded.
2. On the number line:
Included:
Excluded: 0
Infinity:
Examples:
1.
2.
3.
4.
5.
6.Page 3 of 277
7.
EXERCISE 1
1. Choose from the list:
1.1 Integers 1.2 Rational Numbers 1.3 Irrational Numbers
1.4 Non-real Numbers 1.5 Natural Numbers
2 Express each of the following as a decimal fraction:
2.1 2.2
8
5
2.3 2.4
9
− 4
a. 2.6 2.7 2.8
2.9 2.10
3. Express each of the following as common fractions:
3.1 3.2 3.3 3.4
3.5 3.6 3.7 3.8
4. Represent each of the following inequalities graphically (on a number line):
4.1 4.2
4.3 4.4
4.5 4.6
4.7 4.8
4.9 4.10
CHAPTER 2:
INDICES
Answer:
write the constant term in each of the following expression:- 1) 3x²+45-6x 2)17-a²b+4b². 3)4a²+2a²-19 with explaintion plz fast
Step-by-step explanation:
4.9,4.10