1 . x23

• A. $x^9$
• B. $x^{18}$
• C. $x^{27}$
• D. $x^{24}$

Answer: Option A

Explanation:

2 . x230+y214=1

• A. 7
• B. 14
• C. 15
• D. 30

Answer: Option C

Explanation:

3 . x2+1x2

• A. 5
• B. 2√5
• C. 5√5
• D. কোনোটিই নয়

Answer: Option C

Explanation:

4 . x2x231100-5=0

• A. 0,3
• B. 0,-3
• C. 2,0
• D. 3,2

Answer: Option A

Explanation: