• A. $n^2+1$
• B. $n^2-1$
• C. $n^2$
• D. $n$

Answer: Option C

Explanation:

• A. ০.৫০
• B. ০.৫০০
• C. সবগুলোই
• D. $\frac{১}{২}$

Answer: Option C

Explanation:

• A. $\frac{১}{২২}$
• B. $\frac{১}{২৪}$
• C. $\frac{১}{৬০}$
• D. $\frac{১}{৬৫}$

Answer: Option A

Explanation:

• A. $১{২}^{৪}$
• B. $১{১}^{৪}$
• C. $১{০}^{৪}$
• D. ${৯}^{৪}$

Answer: Option B

Explanation:

• A. $\frac{a^2}{2}$ব.মি.
• B. $2a^2$ব.মি.
• C. $a^2$ব.মি.
• D. $\frac{a^2}{4}$ব.মি.

Answer: Option A

Explanation:

• A. $\frac{১}{১৫}$
• B. $\frac{৩}{১০}$
• C. $\frac{২}{১৫}$
• D. $\frac{১}{১০}$

Answer: Option B

Explanation:

• A. $\frac{৪}{১৩}$
• B. $\frac{৫}{১৭}$
• C. $\frac{৭}{১৮}$
• D. $\frac{৩}{১১}$

Answer: Option D

Explanation:

• A. $\sqrt{-3}$
• C. $\sqrt{3}$
• D. $\sqrt{\frac{2}{3}}$

Answer: Option A

Explanation:

• A. $y^2=ax$
• B. $x^2+y^2=16$
• C. $ax+bx+c=0$
• D. $y^2=2x+7$

Answer: Option B

Explanation:

• A. $a^2=bc$
• B. $b^2=ac$
• C. ab=bc
• D. a=b=c

Answer: Option B

Explanation:

• A. $\frac{n}{2}$
• B. $\frac{n+1}{2}$
• C. $\frac{n+2}{2}$
• D. $n(n+1)$

Answer: Option B

Explanation:

• A. ০.৩
• B. $\sqrt{০.৩}$
• C. $\frac{১}{৩}$
• D. $\frac{২}{৫}$

Answer: Option B

Explanation:

• A. $N^2$
• B. 2N+1
• C. N
• D. 2N-1

Answer: Option A

Explanation:

• A. $4\sqrt{2}$
• B. 16
• C. 32
• D. $32\sqrt{2}$

Answer: Option A

Explanation:

• A. $\frac{২}{৩}$
• B. $\frac{৩}{৪}$
• C. $\frac{৫}{৯}$
• D. $\frac{৭}{১২}$

Answer: Option C

Explanation: