Additive Identity

Q.

Additive identity for integers is:

1. 0

2. 1

3. 2

4. -1

Q.

The rational number $0$ is the additive identity for rational numbers.

1. True

2. False

Q. If A = {x2+y2 =16} and B ={9x2+25y2=225} . Then n (A U B)= (1) 0 (2) 2 (3) 4 (4) INFINITE

Q.

16/25 in exponential form is

1. 

2. 

3. 

4. 

Q. Which number is the multiplicative identity for rational numbers?

1. -1
2. 2
3. 0
4. 1

Q. What is the additive identity of $8$ ?

1. 1
2. -8
3. 1
4. 0

Q.

Statement $1$: $0$ is the additive identity for integers.

Statement $2$: Any integer added to zero results in the integer itself.

Choose the correct option.

1. Both the statements are correct and $2$ is not the explanation of $1$

2. Both the statements are correct and $2$ is explanation of $1$

3. Statement $1$ is true and statement $2$ is false

4. Statement $1$ is false and statement $2$ is true

Q. ntsolve for x x2-14x+49/(x2-49) = 3/17n

Q. The additive and multiplicative identity of -45 is ____ and ____ respectively.

1. 1, 0
2. 0, 1
3. 45, -45
4. 45, 90

Q.

The value of an integer divided by additive identity is

1. Not defined

2. Zero

3. Negative of the integer

4. The integer itself

Q.

Define additive identity. Give an example.
[2 MARKS]

Q.

Write the opposite of $-53$.

Q. Which one of the following shows additive identity?

1. 0 + 2 = 2
2. $1\times 0=0$
3. $1÷0=0$
4. None of these

Q.

For integers, additive and multiplicative identity respectively are.

1. $1and0$

2. $0and1$

3. $-1and0$

4. $0and-1$

Q.

What is the multiplicative and additive identity of Rational Numbers?

Q. Find the multiplicative inverse of (-1) x (-3) x (-5) x (-7).

Q.

(-10) x [(-5) x 3] is equal to

1. [(-10) x (-5)] x (-3)

2. [(-10)] x (-5) x 3

3. [(-10)] x (5) x 3

4. [(-10) x (-5)] x 3

Q. Select the additive identity property from the following.

1. $\frac{a}{1}$ = $a$
2. $a$$\times$1 = $a$
3. $a-a=0$
4. $a+0=a$

Q.

Find the answer of the following addition: $(-11)+(-12)$.

Q.

Explain the me experesion

20*19-(-5)*7

Q.

Subtract the following

$-29-(-13)$

Q. Which of the following describes the additive identity ?

1. 
   $4\times 3$ = 12
2. 
   0 + 3 = 3
3. 
   1 + 2 = 2 + 1
4. 
   (-2) + 1 = (-1)

Q.

Find the value of $x$for which each of the following statements becomes true:

$45+x=45$

Q. Which is that integer which does not change any element to which it is added?

1. 0
2. None of these
3. 1
4. -1

Q. Which number is the multiplicative identity for rational numbers?

1. 1
2. 2
3. 0
4. -1

Q. For any real number a, prove that $a\times 0=0$.

Q. In integers, 0 is the identity for _____

1. addition
2. division
3. subtraction
4. multiplication

Q. Fill in the blank.
$17+$____ $=0$

Q. What is the correct decimal number when the largest four-digit number is divided by 100?

1. 9.999
2. 99.90
3. 99.99
4. 999.90

Q. $0$ is the __________ identify for whole numbers, whereas $1$ is the ___________ identify for whole numbers.

1. Additive, Multiplicative
2. Multiplicative, Additive
3. Commutative, Additive
4. Positive, Not-defined