Topic Details (Notes format)

How to Compute the Greatest Common Divisor (GCD) for Polynomials

Subject: Mathematics

Book: Maths Mastery

For polynomials f(x) and g(x), the GCD is the highest-degree polynomial that divides both without remainder. Analogous to integer gcd, you can use polynomial long division or the Euclidean algorithm. For example, GCD(x²–1, x²–x–2)= x–1. Polynomial GCDs matter in factoring expressions, simplifying rational expressions, or analyzing algebraic structures. This operation appears in advanced algebra, symbolic computation (CAS systems), or geometry constraints. Mastering polynomial gcd ensures robust factorization and solution extraction from polynomial-based equations.

Practice Questions

The sides of a triangle are 13 cm, 14 cm, and 15 cm. What is its area?

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If x = 3 and y = 4, what is the value of x^2 + y^2?

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The simple interest on Rs. 4000 at 5% per annum for 2 years is:

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If a right triangle has legs of 9 cm and 12 cm, what is the length of the hypotenuse?

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If the cost price of an item is Rs. 400 and the selling price is Rs. 500, what is the profit percentage?

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If the sum of three consecutive integers is 72, what are the integers?

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A number is increased by 20% and then decreased by 20%. What is the net change?

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If x + 1/x = 5, what is the value of x^2 + 1/x^2?

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The sum of the squares of two consecutive integers is 145. What are the integers?

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What is the value of log₃(27)?

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