Simplify:

$ab-\left[bc-ca-\left\{ab-\left(3b-ac\right)-\left(ab-bc\right)\right\}\right]$

Important Questions on Algebraic Expressions

MEDIUM

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Exercise 8.6>Q 1

Simplify:

$-3a^2-\left[5ab+3\left\{a^2-\overline{ab-}b-\left(a-b\right)\right\}\right]$

MEDIUM

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 1

The algebraic expression for the statement 'twice the square of a number $x$ subtracted from seven times the sum of the numbers $y$ and $2$' is:

EASY

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 2

The factors of the term $-5xyz$ are:

MEDIUM

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 3

What is the coefficient of $x$ in $\frac{-2}{3}{a}^{2}xbc?$

HARD

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 4

What is the coefficient of $x$ in the expression $1+x+xz ?$

EASY

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 5

The number of terms in the expression $x^{2}y{z}^3$ is:

MEDIUM

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 6

Which of these is a pair of like terms $?$

EASY

7th ICSE

IMPORTANT

Be a Maths Star>Chapter 8 - Algebraic Expressions>Multiple Choice Questions>Q 7

How many terms does a binomial contain ?