Properties of Addition and Subtraction of Integers

Q.

What is illative conjunction?

Q.

The value of 1 - 2 + 3 - 4 + 5 - 6 +........... + 19 - 20 is __________.

1. -20

2. 20

3. -10

4. 10

Q. 7/6+(19/13+17/21)=(7/6+19/3)+17/21

Q. using the property of sets prove that c-b is a subset of c-a, if a is a subset of b

Q.

Find the sum of the following.

$\left(5\right)+\left(-3\right)$

Q. Simplify the following expressions:

(i) ${\left(\sqrt{3}+\sqrt{7}\right)}^2$

(ii) ${\left(\sqrt{5}-\sqrt{3}\right)}^2$

(iii) ${\left(2\sqrt{5}+3\sqrt{2}\right)}^2$

Q. Rahul's monthly salary is Rs. 2p³ + p $-$ 3. His annual expenditure is Rs 14p² + 6p $-$ 10. Find his annual savings.

Q.

If 'a' and 'b' are any two integers and a+(b+c) = (a+b)+c. The property used here is __.

Q. An univariate polynomial has only one .

1. term
2. variable
3. coefficient
4. exponent

Q. what is the value of p that makes the following expression true p-{-4-(2-8/4)}=8

Q. The first step in finding the product $(3x+2)(x-5)$ by use of the distributive property in the form $a(b+c)=ab+ac$ is:

1. $3x^2-17x-10$
2. $3x^2+2x-15x-10$
3. $3x(x-5)+2(x-5)$
4. $3x^2-13x-10$
5. $(3x+2)x+(3x+2)(-5)$

Q. The value of |-45 + 63| + |10| - |27| is

Q. An univariate polynomial has only one .

1. term
2. variable
3. coefficient
4. exponent

Q.

Find the sum of the following.

$\left(-6\right)+\left(-6\right)$

Q.

Find the sum of the following.

$\left(7\right)+\left(11\right)$

Q. Is vector addition commutative?

Q.

Find the sum of the following.

$\left(-22\right)+22$

Q. what is 1-1+10+90-55-5-10-15-15