Answer :

104 x 109 = (100 + 4)(100 + 9)

Using identity -

(x + a)(x + b) = x^{2} + (a + b)x + ab, we get –

Take 104 = 100 + 4 and 109 = 100 + 9

104 x 109 = 100^{2} + (4 + 9)100 + 4× 9

= 10000 + 1300 + 36

= 11336

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

Related Videos

Polynomials - Zero to Hero42 mins

Genius Quiz | Polynomials40 mins

Zeros and Degrees of a Polynomial41 mins

Genius Quiz | Division of Algebraic Expressions37 mins

Champ Quiz | Polynomials29 mins

Introduction to Polynomials37 mins

Quiz | Imp. Qs. on Algebraic Identities65 mins

Basic understanding of Polynomials37 mins

Methods to find zeroes of a Polynomial-246 mins

Remainder Theorem and Factor Theorem38 mins

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Expertsview all courses

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation