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NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Exercise 12.4 is providedin this article below. Algebraic expressions can be combined by using mathematical operators such as addition, subtraction, multiplication and division. Multiplication of Algebraic Expressions is done by multiplying each term of the expression with each term of the other expression.
Multiplication of Algebraic Expression
Download PDF: NCERT Solutions for Class 7 Maths Chapter 12 Exercise 12.4
Check other NCERT Solutions for Class 7 Maths Chapter 12:
- NCERT Solutions Class 7 Maths Exercise 12.1
- NCERT Solutions Class 7 Maths Exercise 12.2
- NCERT Solutions Class 7 Maths Exercise 12.3
Read More: NCERT Solutions for Class 7 Maths Chapter 12
Examples of Class 7 Chapter 12 Algebraic Expressions
| Ques 1. Multiply 4(2x+3). Ans. To multiply the algebraic expression, multiply the constant number with every term of the other algebraic expression. 4(2x+3) = 8x +12 Ques 2. Multiply (2x - 3)(3x + 3) Ans. To multiply the 2 algebraic expression, multiply each term of the expression with each term of the other expression. (2x-3)(3x+3) = 6x2 + 6x -9x -9 → 6x2 -3x -9 Divide the expression by 3. → 2x2 -x -3 |
Read More:
| Multiplication of algebraic terms | Number Systems | Addition And Subtraction Of Integers |
| Variables and Constants | Like and Unlike Terms | Bodmas rule |
Class 7 Maths Guides:
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