Ch – 11 Algebra

Interesting Facts: Algebra was developed more than 3500 years ago, when people of Egypt started using symbols to denote unknown numbers. The word ‘algebra’ is derived from the book “Aljebra w’al almugabalah” by a famous Arab mathematician, Mohammed Ibn Al Khowarizmi. The Indian name for algebra is “Beejaganit”. Some of the famous Indian mathematicians whoContinue reading “Ch – 11 Algebra”

Ch – 9 Algebraic Expressions

Q.1: What is the coefficient of x in y – 8 + x ? a) 8 b) 1 c) (-8) Q.2: The sum of pq + 3p and 4q – 3pq is ________________. a) 3p + 4q – 2pq b) 3p + 4pq – 4q c) 7pq – 2pq Q.3: The constant term in theContinue reading “Ch – 9 Algebraic Expressions”

Algebraic Expressions

Q.1: The co-efficient of 2×3 is _____. a) 2 b) 1 c) 3 Q.2: The terms of 4x – 3y are ______ and ______. a) 4 and 3 b) 4x and 3y c) 4x and -3y Q.3: ab + b + a is __________. a) monomial b) binomial c) trinomial Q.4: pq2 and ______ areContinue reading “Algebraic Expressions”