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NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Ex 12.4 NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Exercise 12.4 Ex 12.4 Class 7 Maths Question 1. Observe the patterns of digits made from line segments of equal length. You will find such segmented digits on the display of electronic watches [...]
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NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Ex 12.3 NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Exercise 12.3 Ex 12.3 Class 7 Maths Question 1. If m = 2, find the value of: (i) m – 2 (ii) 3m – 5 (iii) 9 – 5m (iv) 3m2 – 2m [...]
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NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Ex 12.2 NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Exercise 12.2 Ex 12.2 Class 7 Maths Question 1. Simplify combining like terms: (i) 21b -32 + 7b- 206 (ii) -z2 + 13z2 -5z + 7z3 – 152 (iii) p – (p – [...]
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NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Ex 12.1 NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions Exercise 12.1 Ex 12.1 Class 7 Maths Question 1. Get the algebraic expressions in the following cases using variables, constants and arithmetic operations: (i) Subtraction of z from y. (ii) One half of [...]