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

Answer: Option C

Explanation:

• A. $\frac{1}{5}$
• B. $\frac{1}{7}$
• C. $\frac{1}{6}$
• D. $\frac{1}{4}$

Answer: Option C

Explanation:

• A. $\frac{\sqrt{3}}{2}$
• B. $\frac{\sqrt{7}}{3}$
• C. $\frac{\sqrt{9}}{4}$
• D. $\frac{\sqrt{11}}{5}$

Answer: Option C

Explanation:

• A. ০ ডিগ্রি সেন্টিগ্রেড
• B. ১০ ডিগ্রি সেন্টিগ্রেড
• C. ৪ ডিগ্রি সেন্টিগ্রেড
• D. ১০০ ডিগ্রি সেন্টিগ্রেড

Answer: Option C

Explanation:

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer: Option A

Explanation:

• A. $2\sqrt{3}$সে.মি.
• B. $3\sqrt{2}$সে.মি.
• C. $12\sqrt{3}$সে.মি.
• D. $12$সে.মি.

Answer: Option B

Explanation:

• A. $\sin \theta \cos \theta =\frac{1}{2}\sin 2\theta$
• B. $\sin \theta +\cos \theta =1$
• C. $\sin \left(-\theta \right)=\sin \theta$
• D. $\tan \theta =\frac{\cos \theta }{\sin \theta }$

Answer: Option A

Explanation:

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

Answer: Option C

Explanation:

• A. ${\left(\frac{১}{৩}\right)}^{২}$
• B. $\frac{১}{০.০৩}$
• C. $০.০৩$
• D. $০.৩০$

Answer: Option B

Explanation:

• A. $\left(2,4\right)$
• B. $\left(4,2\right)$
• C. $\left(4,8\right)$
• D. $\left(8,4\right)$

Answer: Option B

Explanation:

• A. $3XYZ$
• B. $-3XYZ$
• C. $-XYZ$
• D. $XYZ$

Answer: Option D

Explanation:

• A. $১০$
• B. $৩০$
• C. $৬০$
• D. $৯০$

Answer: Option B

Explanation:

• A. $3x^2+7x+6$
• B. $3x^2+10+6$
• C. $3x^2+12x+6$
• D. $3x^2+11x+6$

Answer: Option D

Explanation:

• A. $8$
• B. $16$
• C. $256$
• D. $100$

Answer: Option B

Explanation:

• A. 2
• B. 3
• C. 4
• D. 5

Answer: Option D

Explanation: