EASY
8th CBSE
IMPORTANT
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The numerical factor of a term is called its . (numerical coefficient/coefficient/constant)

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Important Questions on Algebraic Expressions and Identities

EASY
8th CBSE
IMPORTANT

Terms having same power of the variable are called _____ terms.

EASY
8th CBSE
IMPORTANT

Terms having different powers of variable involved are called _____ terms.

HARD
8th CBSE
IMPORTANT

Complete the following table.

S.No. Expression Positions on the number line                                                                                                                                   Conclusions
i x+5

Question Image

X may be anywhere on the number line, but it is definite that the value of x+5 will be 5 units to the right of X.
ii 3x-5 Question Image The position of 3x will be the point B. The position of 3x-5 will be P which is 5 units to the left of B.
iii 2x+3 ______ ______
iv 3x+2 ______ ______
v 4x-5 ______ ______

 

EASY
8th CBSE
IMPORTANT

Identity the terms and their coefficients for the following expression.

4xy2z-2xz

EASY
8th CBSE
IMPORTANT

Identity the terms and their coefficients for the following expression.

y2-y

EASY
8th CBSE
IMPORTANT

Identify the terms and their coefficients for the following expression.

6x2y2-3x2y2z2+x2

EASY
8th CBSE
IMPORTANT

Identify the terms and their coefficients for the following expression.

3abc+bc-bc+2ac

EASY
8th CBSE
IMPORTANT

Identify the terms and their coefficients for the following expression.

a4-b4+ab