• A. $x^2+2x+2=0$
• B. $x^2-2x+2=0$
• C. $x^2-2x-2=0$
• D. $x^2+2x-2=0$

Answer: Option B

Explanation:

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option A

Explanation:

• A. 17
• B. 16
• C. 27
• D. 29

Answer: Option D

Explanation:

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

Answer: Option D

Explanation:

• A. $\left[-1, 1\right]$
• B. $\left[0, 1\right]$
• C. $\left[-\infty , \infty \right]$
• D. কোনটিই নয়

Answer: Option A

Explanation:

• A. $x^{4 }+ 2x^2 + 1$
• B. $x^{4 }- 2x^2 + 1$
• C. $x^{4 }- x^2 + 1$
• D. $x^{4 }- 2x - 3$

Answer: Option A

Explanation:

• A. $(2, +\infty )$
• B. $[0,2]$
• C. $[0.2]$
• D. $[2,0]$

Answer: Option B

Explanation:

• A. $c^{2x}+5+C$
• B. $e^{3x}+C$
• C. $e^{4x}+5+C$
• D. $\frac{1}{4}{e}^{4x}+C$

Answer: Option D

Explanation:

• A. 2f(x)
• B. 4f(x)
• C. 3f(x)
• D. 4

Answer: Option C

Explanation:

• A. $x^2+1$
• B. $x^6+2x^3+1$
• C. $x^6+1$
• D. $4x^2-6x+1$

Answer: Option C

Explanation:

• A. 1
• B. 2
• C. -1
• D. -2

Answer: Option B

Explanation:

• A. $[0,3)$
• B. $[3,+\infty )$
• C. $(-\infty ,3 ]$
• D. $(-\infty ,+\infty ]$

Answer: Option C

Explanation:

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

Answer: Option D

Explanation:

• A. $x\le 3$
• B. $x\ge 2$
• C. $2\le x\le 11$
• D. $2\le x\le 3$

Answer: Option C

Explanation:

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

Answer: Option B

Explanation: