• A. 0.1
• B. 0.01
• C. 0.001
• D. 0.0001

Answer: Option C

Explanation:

• A. 0.1
• B. 0.01
• C. $110000$
• D. $0.001$

Answer: Option A

Explanation:

• A. 28
• B. -44
• C. 32
• D. 26

Answer: Option A

Explanation:

• A. $a^2+b^2$
• B. $a^2-b^2$
• C. $2a^2+2b^2$
• D. $2a^2-2b^2$

Answer: Option C

Explanation:

• A. 27
• B. 24
• C. 22
• D. 20

Answer: Option C

Explanation:

• A. 4x
• B. 9x
• C. 6x
• D. 3x

Answer: Option D

Explanation:

• A. 5/-3
• B. 17/3
• C. 5/3
• D. 7/13

Answer: Option B

Explanation:

• A. ৭১
• B. ৮২
• C. ৯০
• D. ৯২

Answer: Option D

Explanation:

• A. $12/5$
• B. $13/12$
• C. $25/144$
• D. $-\frac{13}{12}$

Answer: Option B

Explanation:

• A. $\frac{1}{2}$
• C. 1
• D. $\frac{\sqrt{3}}{2}$

Answer: Option C

Explanation:

• A. $-\frac{1}{2}\left(x+\frac{1}{x^2}\right)$
• B. $\frac{1}{2}\left(x-\frac{1}{x^2}\right)$
• C. $\frac{1}{2}\left(x^2+\frac{1}{x^2}\right)$
• D. $\frac{1}{2}\left(\frac{1}{x^2}-x\right)$

Answer: Option D

Explanation:

• A. $\left\{\right\}$
• B. $\left\{-3,3\right\}$
• C. $\left\{3,2\right\}$
• D. $\left\{-3,3,2\right\}$

Answer: Option D

Explanation:

• A. 25
• B. $\frac{1}{6}$
• C. $\frac{1}{5}$
• D. $\frac{1}{36}$

Answer: Option C

Explanation:

• A. -4
• B. -6
• C. 6
• D. -2

Answer: Option D

Explanation:

• A. 2
• B. 1
• C. -2
• D. -1

Answer: Option B

Explanation: