• A. $\frac{-9}{5}$
• B. $\frac{9}{5}$
• C. $\frac{7}{5}$
• D. $-\frac{7}{5}$

Answer: Option B

Explanation:

• A. $-2\le x\le 0$
• B. $0\le x\le 2$
• C. $-2\le x\le 2$
• D. $-4\le x\le 4$

Answer: Option C

Explanation:

• A. $6$
• B. $4$
• C. $1$
• D. $-1$

Answer: Option D

Explanation:

• A. $f\left(-\begin{array}{c}3\\ 2\end{array}\right)$
• B. $f\left(2\right)$
• C. $f\left(\begin{array}{c}3\\ 2\end{array}\right)$
• D. $f\left(-3\right)$

Answer: Option A

Explanation:

• A. ১
• B. $৭-৪\sqrt{৩}$
• C. $২+\sqrt{৩}$
• D. $\frac{১}{২-\sqrt{৩}}$

Answer: Option B

Explanation:

• A. x ≤ 7
• B. x ≥ 7
• D. x = 7

Answer: Option B

Explanation:

• A. 2,3
• B. -5,1
• C. -2,3
• D. 1,-5

Answer: Option A

Explanation:

• B. 1
• C. 2
• D. 3

Answer: Option A

Explanation:

• A. 28
• B. -44
• C. 32
• D. 26

Answer: Option A

Explanation:

• A. 10
• B. ∞
• C. 100
• D. 1

Answer: Option A

Explanation:

• A. $\ln x$
• B. $\ln 2x$
• C. $x^2$
• D. $2x$

Answer: Option C

Explanation:

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

Answer: Option B

Explanation:

• A. 120°
• B. 140°
• C. 110°
• D. 130°

Answer: Option C

Explanation:

• A. $\frac{1}{x}$
• B. $\frac{1}{x}{\log }_{10}e$
• C. $\frac{1}{x}\log 10$
• D. ${\log }_{10}e$

Answer: Option B

Explanation:

• A. $-1$
• B. $1/2$
• C. $0$
• D. $1$

Answer: Option B

Explanation: