• A. - ৩২.৮২৪৬
• B. - ৩১.৯৬২৩
• C. ৩০.০৩৭৭
• D. ৩১.৯৬২৩

Answer: Option B

Explanation:

• A. -৩৫
• B. ৩৫
• C. ৫
• D. -৫

Answer: Option C

Explanation:

• B. 6
• C. 7
• D. 14

Answer: Option D

Explanation:

• A. $-\frac{১}{৪}$
• B. ১
• C. $\frac{১}{৪}$
• D. $-\frac{৩}{৪}$

Answer: Option C

Explanation:

• A. {1,2,3}
• B. {2,3,4}
• C. {3,4,5}
• D. {2,3,4,5}

Answer: Option D

Explanation:

• A. $4$
• B. $4i$
• C. $-4$
• D. $-4i$

Answer: Option C

Explanation:

• A. -2, 9
• B. 2, 9
• C. -2, -9
• D. 2, -9

Answer: Option B

Explanation:

• A. $\left(6-a\right)\left(4a+1\right)$
• B. $\left(a-6\right)\left(4a+1\right)$
• C. $\left(a-6\right)\left(4a-1\right)$
• D. $\left(6-a\right)\left(4a-1\right)$

Answer: Option A

Explanation:

• A. (6 - a)(4a - 1)
• B. (a - 6)(4a + 1)
• C. (a - b)(4a - 1)
• D. (6 - a)(4a + 1)

Answer: Option D

Explanation:

• A. (6-a)(4a+1)
• B. (a-6)(4a+1)
• C. (a-6)(4a-1)
• D. (6-a)(4a-1)

Answer: Option A

Explanation:

• A. 10
• B. -10
• C. 45
• D. -45

Answer: Option A

Explanation:

• A. $\infty$
• B. 2
• C. -2
• D. জটিল সংখ্যা

Answer: Option C

Explanation:

• A. $-1$
• B. $-2$
• C. $-3$
• D. $-4$

Answer: Option C

Explanation:

• A. ${\left(a+b\right)}^2$
• B. ${\left(a-b\right)}^2$
• C. ${\left(b+a\right)}^2$
• D. $a^2-b^2$

Answer: Option B

Explanation:

• A. $-81$
• B. $81$
• C. $\pm 81$
• D. $\pm 27$

Answer: Option B

Explanation: