Discuss Forum
1.
- A.
- B.
- C.
- D.
Answer: Option B
Explanation:
ab = ba এবং = 2b
= > (2b)b = b2b [∵a = 2b]
= > 2b .bb = b2b
= > 2b = (b2b/bb)
= > 2b = b2b - b
= > 2b = bb
∴ b = 2
∴ a = 2x2
= 4
∴ (a, b) = (4, 2)
Post your comments here:
1.
Answer: Option B
Explanation:
ab = ba এবং = 2b
= > (2b)b = b2b [∵a = 2b]
= > 2b .bb = b2b
= > 2b = (b2b/bb)
= > 2b = b2b - b
= > 2b = bb
∴ b = 2
∴ a = 2x2
= 4
∴ (a, b) = (4, 2)
Post your comments here: