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Worksheet: Remainder and Factor Theorem | Mathematics Class 10 ICSE PDF Download

A. Very Short Questions 

Q1. Find the remainder when f(x) = x² + 3x – 5 is divided by x – 2.

Q2. If f(x) = 2x³ – 7x + 4, find the remainder when divided by x + 1.

Q3. Find the value of k if x – 3 is a factor of f(x) = x² + kx – 21.

Q4. Check whether x – 2 is a factor of f(x) = x³ – 3x² – 4x + 12.

Q5. Find the remainder when f(x) = 5x³ – 2x² + 7 is divided by x – 1.

B. Short Answer Questions 

Q6. If f(x) = x³ + 2x² – kx – 10 and f(2) = 0, find the value of k.

Q7. If f(x) = ax³ – 2x² + 3 and f(1) = 5, find a.

Q8. Check if x + 2 is a factor of f(x) = 2x³ + 5x² – 4x – 20.

Q9. Find the remainder when f(x) = 3x³ – x² + 2 is divided by 3x – 1.

Q10. Find the value of m if (x – 1) is a factor of f(x) = x³ + mx² – 4x – 4.

C. Long Answer Questions

Q11. Show that x − 3 is a factor of f(x) = 2x³ − 3x² − 11x + 6 and factorise completely.

Q12. If x – 4 is a factor of f(x) = x³ – px² + qx – 24 and f(2) = 0, find p and q.

Q13. Factorise completely: f(x) = 2x³ + x² – 13x + 6.

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