Ex 10.2, 9 - Chapter 10 Class 7 Algebraic Expressions

Last updated at August 13, 2026 by

Ex 10.2, 9 - What should be the value of a if 2x^2 + x - a equals to 5 - Ex 10.2

Remove Ads
Teachoo · Class 7 Explore Class 7

Transcript

Ex 10.2, 9 What should be the value of a if the value of 2x2 + x – a equals to 5, when x = 0?Given that, for x = 0, value is 5 2x2 + x – a = 5 Putting x = 0 2(0)2 + (0) − a = 5 −a = 5 a = −5

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.