• A. $10$
• B. $20$
• C. $15$
• D. $25$

Answer: Option B

Explanation:

• A. $5\sqrt{3}$
• B. $\frac{5\sqrt{3}}{2}$
• C. $5\sqrt{2}$
• D. $7\sqrt{3}$

Answer: Option C

Explanation:

• A. $\left(2,1\right)$
• B. $\left(2,-1\right)$
• C. $\left(1.2\right)$
• D. $\left(-2,1\right)$

Answer: Option B

Explanation:

• A. 2
• B. -2
• C. 1
• D. -1

Answer: Option A

Explanation:

• A. $x^2$
• B. $x^2+2$
• C. $x^2+4$
• D. $x^2+2x$

Answer: Option C

Explanation:

• A. 60
• B. 62
• C. 64
• D. 66

Answer: Option D

Explanation:

• A. $\frac{1}{2} \ln \left(2\right)$
• B. $\frac{1}{2} \ln \left(\frac{3}{2}\right)$
• C. ln (2)
• D. 2 ln (2)

Answer: Option A

Explanation:

• B. 6
• C. 8
• D. 9

Answer: Option C

Explanation:

• B. 6
• C. 8
• D. 9

Answer: Option C

Explanation:

• A. -2, -1
• B. -2,1
• C. 2,-1
• D. 2,1

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. $\frac{1}{2}$
• B. $\frac{1}{3}$
• C. $-\frac{1}{6}$
• D. $\frac{1}{6}$

Answer: Option D

Explanation:

• A. $36$
• B. $80$
• C. $50$
• D. $60$

Answer: Option D

Explanation:

• A. $2$
• B. $4$
• C. $1$
• D. $0$

Answer: Option B

Explanation:

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

Answer: Option C

Explanation: