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Class 8 Mathematics — Chapter 8: Algebraic Expressions and Identities
6 practice questions · 2 Easy · 2 Medium · 2 Hard
Free NCERT-aligned multiple-choice practice for Class 8 Mathematics, Chapter 8 (Algebraic Expressions and Identities). Practise timed Easy, Medium and Hard quizzes with instant explanations — built for CBSE Board exams, JEE Main and NEET UG. Here are a few sample questions; sign in free to practise all 6.
Sample questions
Q1Easy
In 3x²y, the coefficient is:
A.3✓ correct
B.x²
C.y
D.x²y
Why
Numerical part.
Q2Medium
(a−b)(a+b) =
A.a² − b²✓ correct
B.a² + b²
C.(a−b)²
D.(a+b)²
Why
Difference of squares.
Q3Hard
Compute 102² using identity:
A.10404✓ correct
B.10204
C.10500
D.10024
Why
(100+2)² = 10000 + 400 + 4.
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