Algebra Articles
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Grade 9 Notes of Algebraic Expression|| Compulsory Mathematics
Factorization involves expressing an algebraic expression as a product of simpler terms. Common meth...
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Quadratic Equation
Quadratic equation → ax² + bx + c = 0 Solve by: factorisation (easy numbers) completing square...
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Sequence and Series
Arithmetic sequence: constant difference d; nth term = a + (n–1)d; sum Sₙ = n/2 (a + l) or n/2 [2a +...