1 . যদি x+2y=4 এবং xy=2 হয়, তবে x= কত?

• A. ২
• B. ০
• C. ১২
• D. ১

Answer: Option A

Explanation:

2 . x-y=2 এবং xy=24 হলে, x-এর ধনাত্মক মানটি ----

• A. 3
• B. 4
• C. 5
• D. 6

Answer: Option D

Explanation:

3 . x-y2=14

• A. 12
• B. 14
• C. 16
• D. 18

Answer: Option D

Explanation:

4 . x+2y=4

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer: Option C

Explanation:

5 . xy=2

• A. 4
• B. 5
• C. 6
• D. 7

Answer: Option C

Explanation:

6 . xy=2

• A. $\frac{1}{3}$
• B. $\frac{1}{4}$
• C. $\frac{1}{2}$
• D. $\frac{1}{5}$

Answer: Option C

Explanation:

7 . x+y2=14

• A. 12
• B. 14
• C. 16
• D. 18

Answer: Option D

Explanation:

8 . xy=23

• A. $\frac{4}{5}$
• B. $\frac{5}{4}$
• C. $\frac{14}{15}$
• D. $\frac{20}{13}$

Answer: Option B

Explanation:

9 .

• A. $\pm 20$
• B. $\pm 5$
• C. $\pm 10$
• D. $\pm 15$

Answer: Option C

Explanation: