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

Answer: Option C

Explanation:

• A. $3$
• B. $5$
• C. $\frac{47}{4}$
• D. $\frac{29}{4}$

Answer: Option D

Explanation:

• A. $1$
• B. $0$
• C. $2$
• D. $\frac{1}{2}$

Answer: Option C

Explanation:

• A. $-\sin \sqrt{x}$
• B. $\frac{-\sin \sqrt{x}}{2\sqrt{x}}$
• C. $\frac{-\sin \sqrt{x}}{\sqrt{x}}$
• D. $\frac{\sin \sqrt{x}}{2\sqrt{x}}$

Answer: Option B

Explanation:

• A. $\left[\begin{array}{ccc}5& 5& 1\\ 4& 2& 2\\ 1& 6& 6\end{array}\right]$
• B. $\left[\begin{array}{ccc}1& 5& 1\\ 4& -2& 2\\ 1& 6& 2\end{array}\right]$
• C. $\left[\begin{array}{ccc}1& 3& -1\\ 4& 0& 2\\ 1& 6& 4\end{array}\right]$
• D. $\left[\begin{array}{ccc}1& 3& -1\\ 2& -2& 0\\ -1& 4& 2\end{array}\right]$

Answer: Option B

Explanation:

• A. $x$
• B. $y$
• C. $\frac{1}{x}$
• D. $\frac{1}{y}$

Answer: Option A

Explanation:

• A. $3\sqrt{2}$
• B. $2\sqrt{3}$
• C. $10$
• D. $3\sqrt{5}$

Answer: Option C

Explanation:

• A. $\frac{1}{8}\mathrm{\pi } {\mathrm{g}}^2$
• B. $\frac{1}{4}\mathrm{\pi } {\mathrm{g}}^2$
• C. $\frac{1}{2}\mathrm{\pi } {\mathrm{g}}^2$
• D. $\mathrm{\pi } {\mathrm{g}}^2$

Answer: Option B

Explanation:

• A. $2+\sqrt{2}$
• B. $3-\sqrt{2}$
• C. $3+\sqrt{2}$
• D. $2-\sqrt{2}$

Answer: Option D

Explanation:

• A. $\frac{1}{2}$
• B. $\frac{1}{3}$
• C. $\frac{1}{4}$
• D. $1$

Answer: Option C

Explanation:

• A. 314.3
• B. 337.5
• C. 325.5
• D. 347.5

Answer: Option A

Explanation:

• A. 10
• B. 15
• C. 20
• D. 25

Answer: Option B

Explanation:

• A. 30°
• B. 45°
• C. 60°
• D. 90°

Answer: Option D

Explanation:

• A. 5
• B. 2
• C. 3
• D. 4

Answer: Option B

Explanation:

• A. 2
• B. $2\sqrt{3}$
• C. $2\sqrt{5}$
• D. $3\sqrt{2}$

Answer: Option C

Explanation: