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Questions and Answers
What is the definition of a constant in algebraic expressions?
What is the definition of a constant in algebraic expressions?
Which term in the expression 10xy+4y has the coefficient of 10?
Which term in the expression 10xy+4y has the coefficient of 10?
What are parts of an expression formed separately first and then added known as?
What are parts of an expression formed separately first and then added known as?
Which mathematical concept relates to the successor of a natural number?
Which mathematical concept relates to the successor of a natural number?
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In algebraic expressions, what is the coefficient of '2n' if n represents a natural number?
In algebraic expressions, what is the coefficient of '2n' if n represents a natural number?
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In the expression 4xy - 2x + 7, what is the coefficient of the second term, -2x?
In the expression 4xy - 2x + 7, what is the coefficient of the second term, -2x?
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Which of the following terms is a binomial?
Which of the following terms is a binomial?
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What is the number of terms in the expression 5p^2 + 3pq - 2r + 7?
What is the number of terms in the expression 5p^2 + 3pq - 2r + 7?
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If n denotes the number of sides of a polygon, what is the number of diagonals that can be drawn from one vertex?
If n denotes the number of sides of a polygon, what is the number of diagonals that can be drawn from one vertex?
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Which of the following expressions is a monomial?
Which of the following expressions is a monomial?
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Study Notes
Algebraic Expressions
- A constant in algebraic expressions is a term with no variable.
Terms and Coefficients
- In the expression 10xy + 4y, the term with the coefficient of 10 is 10xy.
- The coefficient of '2n' is 2, where n represents a natural number.
- In the expression 4xy - 2x + 7, the coefficient of the second term, -2x, is -2.
Expressions and Terms
- Parts of an expression formed separately first and then added are known as terms.
- The expression 5p^2 + 3pq - 2r + 7 has 4 terms.
Mathematical Concepts
- The concept of successor relates to natural numbers.
Polynomials and Binomials
- A binomial is an expression with two terms.
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Description
Get detailed notes for Class 7 Maths Chapter 12: Algebraic Expressions covering topics like introduction to algebraic expressions, formation of algebraic expressions, addition and subtraction of algebraic equations, and more. Also includes frequently asked questions for better understanding.
