Unlike Terms

Q. Which of the given statements is not true?

1. Like terms can be added.
2. Unlike terms can be subracted.
3. Terms make up an algebraic expression.
4. The value of a constant is always fixed.

Q.

Question 4(vi)

Give expression for the following cases.

- p multiplied by 5.

Q. When terms have the same algebraic factor, they are called.

Q.

Question 20

Fill in the blanks to make the statement true.

$-5a^{2}b$ and $-5b^{2}a$ are ___ terms.

Q. Which of the following pair of terms are unlike terms?

1. -7pq, 10/2qp
2. -t, 10/9t
3. -mm, 10mn
4. 3ab, -10ba

Q.

Question 44

State whether the statement given is True or False.

5a and 5b are unlike terms.

Q.

Choose the option that contains like terms from the following terms.

$12x,12a,25p,25q,xand12y.$

1. $12x,x$

2. $12a,12x$

3. $25p,25q$

4. $12a,25q$

Q.

Classify into monomials, binomials or trinomials.

$abc-ab-bc$

Q.

Identify like terms in the following:

$-{\mathrm{xy}}^2,–4{\mathrm{yx}}^2,8{\mathrm{x}}^2,2{\mathrm{xy}}^2,7\mathrm{y},–11{\mathrm{x}}^2,–100\mathrm{x},–11\mathrm{yx},20{\mathrm{x}}^2\mathrm{y},–6{\mathrm{x}}^2,\mathrm{y},2\mathrm{xy},3\mathrm{x}$

Q.

State if the given pairs of terms are like or unlike:

$55a{b}^2,55b{a}^2$

Q. A binomial has unlike terms.

1. 3
2. 5
3. 2
4. 4

Q. Which of the following algebraic expressions are binomial expression?

1. 2y + 5 - 2y
2. 7 - 4
3. p + q - r
4. 7a + 6b
5. xyz + 6xy
6. 22 - 73 + y
7. -2m + 3n + 6m
8. ax + by
9. 9x + 6x
10. 9c + 6d - 5b

Q. In the expressions $x^3+4xy+3y^2$ and $3x^2+5xy$, which are the like terms?

1. $4xy$ and $3y^2$
2. $4xy$ and $5xy$
3. $3x^2$ and $x^3$
4. $3y^2$ and $3x^2$

Q.

Simplify the given expression: -4p + (-2) + 2p + 3

1. 2p - 1

2. 2p + 1

3. -2p - 1

4. -2p + 1

Q. Which of the following algebraic expressions are binomial expression?

1. 7a + 6b
2. 9x + 6x
3. 7 - 4
4. -2m + 3n + 6m
5. ax + by
6. 9c + 6d - 5b
7. 2y + 5 - 2y
8. xyz + 6xy
9. 22 - 73 + y
10. p + q - r

Q.

Observe the series and write the generalised formula

$1,11,21,31,41,51$

Q.

Write the numerical coefficient and the exponent for each term of the following expression:$13x^6-9x^5+8x^4+x^3-x^2+7x$.

Q. Which of the given statements is not true?

1. Terms make up an algebraic expression.
2. The value of a constant is always fixed.
3. Like terms can be added.
4. Unlike terms can be subracted.

Q. Which of the following is a pair of unlike algebraic terms?

1. $-pqr,0.8qrp$
2. $1.5xzy,3xyz$
3. $-t,48y$
4. $a^{2}bc,-6b{a}^{2}c$

Q. In the expressions $x^3+4xy+3y^2$ and $3x^2+5xy$, which are the like terms?

1. $4xy$ and $3y^2$
2. $3y^2$ and $3x^2$
3. $4xy$ and $5xy$
4. $3x^2$ and $x^3$

Q.

$9x$ and $11y$ are _______ terms.[like/unlike]

Q. Which of the following pair contains unlike terms?

1. $3x,-7x$
2. $x^2{y}^2,10x^2{y}^2$
3. $7xy,16xy$
4. $x{y}^2,7x^{2}y$

Q.

Identify the like and unlike terms in $4xy,8x^2$ and $3yx$.

1. Like: $4xy,8x^2$

2. Like: $4xy,3yx$

3. Unlike: $4xy,8x^2$

4. Unlike: $3yx,8x^2$

Q. Group all the unlike terms from among the given terms.
$-7x{y}^2,8x^2,9x^3,-100x,-11yx,20y^{2}x,96x,-7x^2,67xy,7x^4,3x^2,-11x^{2}y$.

1. $-7x{y}^2,20y^{2}x,-11x^{2}y$
2. $8x^2,-11yx,9x^3$
3. $-11x^{2}y,67xy,7x^4$
4. $9x^3,-11x^{2}y,7x^4$

Q. Choose the option that has unlike terms.

1. $9xz,20zx,-7zx$
2. $9xz,96xz,-458xz$
3. $9xz,-7xz,7xz$
4. $9xz,-7xyz$ and $96x$

Q. Which of the following is an example of unlike terms?

1. $8x\&10x$
2. $12\&91$
3. $130\&1499z$
4. $15xyz\&91xyz$

Q. In the expression $2k+4$,
$k$ is the variable.

1. True
2. False

Q. A binomial has unlike terms.

1. 3
2. 5
3. 2
4. 4

Q. Identify the pair consisting of unlike terms from the following options.

1. $6xyz$ and $-7yzx$
2. $13xy$ and $7yx$
3. $3y$ and $9z$
4. $6x^2$ and $\frac{x^2}{2}$

Q. $10a,5b,20c$ are _______ terms.

1. unlike
2. like
3. similar
4. none of these