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

Answer: Option C

Explanation:

• A. $45\sqrt{5}$
• B. $47\sqrt{6}$
• C. $46\sqrt{5}$
• D. $43\sqrt{5}$

Answer: Option C

Explanation:

• A. ০.০০০০২৭
• B. ০.০২৭
• C. ০.০০০২৭
• D. ০.০০০০২৭

Answer: Option D

Explanation:

• A. $\sqrt{3}$
• B. $0.0$
• C. $1.0$
• D. $3.0$

Answer: Option B

Explanation:

• A. $-5$
• B. $0$
• C. $2$
• D. $4$

Answer: Option B

Explanation:

• A. $105°$
• B. $110°$
• C. $90°$
• D. $100°$

Answer: Option B

Explanation:

• A. $6.0$
• B. $7.0$
• C. $\frac{21}{2}$
• D. $14.0$

Answer: Option D

Explanation:

• A. $\frac{2x^2+y^2}{xy}$
• B. $\frac{x^2-y^2}{xy}$
• C. $\frac{2y^2-x^2}{xy}$
• D. $\frac{x^2-2y^2}{xy}$

Answer: Option C

Explanation:

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

Answer: Option A

Explanation:

• A. $0$
• B. $1$
• C. $x-2$
• D. $x+2$

Answer: Option B

Explanation:

• A. ৬
• B. ৫
• C. ৩
• D. ৪

Answer: Option C

Explanation:

• A. ২০
• B. ১৫
• C. ১৬
• D. ১২

Answer: Option A

Explanation:

• A. $0$
• B. $2/3$
• C. $1$
• D. $3/2$

Answer: Option A

Explanation:

• A. ৫,৬০০
• B. ৫,৫৫০
• C. ৫,৮৯০
• D. ৯,৯৩০

Answer: Option B

Explanation:

• A. 3
• C. 1
• D. 2

Answer: Option B

Explanation: