Using Brackets

Q.

Write a pair of integers whose difference gives an integer greater than both the integers.

Q. Which one of the following is not equal to ${\left(\sqrt[3]{8}\right)}^{-1/2}?$

(a) ${\sqrt[3]{2}}^{-1/2}$

(b) $8^{-1/6}$

(c) $\frac{1}{(\sqrt[3]{8}{)}^{1/2}}$

(d) $\frac{1}{\sqrt{2}}$

Q.

Question 119 (iii)

Write a positive integer and a negative integer whose difference is a negative integer.

Q.

If A = {2, 4, 6, 8} and B = {1, 2, 3, 4, 5}, then A - B = ______.

1. {6, 8}

2. {2, 4}

3. {1, 3, 5}

4. { }

Q. The value of ${\left\{8^{-4/3}÷2^{-2}\right\}}^{1/2}$ is

(a) $\frac{1}{2}$

(b) 2

(c) $\frac{1}{4}$

(d) 4

Q.

a^{​​​​​​7}​+ab^{​​​​​6} solve with explation

Q. Find the value of:
-24 + 36 = ______
36 + (-24) = ______

1. -12, 12
2. 12, 12
3. -12, -12
4. 12, -12

Q.

Find the value of ‘n’, if:

1. 4 & 3

2. 3 & -2

3. 5 & 1

4. 9 & -5

Q.

(-8)-7-(+6)-5-(-4)-3-2-(-1)-0 = ___

Q.

4/5-3/5

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5

Q.

Find the sum of $-73,27,-103$ and $-123$.

Q.

Can’t you do the following problem?

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

(viii)

(ix)

Q.

Find the value of (1³+ 2³+ 3³)^-3/2