Unlike terms

Q. Which among the following pairs of terms have different literal factors?

1. $10pq,20pq$
2. $256ab,562ba$
3. $81mn,96m^2{n}^2$
4. $786rs,144rs$

Q. Identify the terms in the given algebraic expression $5x^2-8xy.$

1. $5x^2-8xy$
2. $5$ and $8$
3. $5x^2$ and $8xy$
4. $5x^2$ and $-8xy$

Q.

Write down the terms of algebraic expression: $5ab{c}^2-2ab+7a^{2}c$

Q. In multiplication of unlike terms, exponents of respective unknown variable(s) get added up in the final product.

1. True
2. False

Q.

Add the algebraic expressions.

11x + 5x² , 9x² - 10 , 4 + 9x

Q.

Identify the operations ( addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed.

$2y+17$

Q. Are the following monomials like terms?
$16p^3$ and $-3p^{16}$

1. Yes
2. No
3. Can't be determined

Q. If two or more algebraic terms have the same unknown variables, they can be treated as like terms, regardless of their exponents.

1. True
2. False

Q. Unlike addition, unknown variable with different exponents can be multiplied.

1. True
2. False

Q.

Combine the terms to form an algebraic expression.

$-5,4xyz,-3ab,7bc,-2xy$

Q. Which among the following options contains all unlike terms?

1. $9p,18q,27p$
2. $36a,57b,18a^{2}b$
3. $23x,46xy,39x$
4. $13m,18n,25n$

Q. Which of the following is a pair of like terms?

Q.

Write all the terms of each of the following algebraic expression :

$3a^2{b}^2-5a^{3}b+a{b}^3-b^4$

Q. $-x-0$ ($x\ne 0$) is equal to?

1. $x$
2. $-1\times -x$
3. $-1\times x$
4. $0-(-1)\times x$