Discuss Forum
1.
- A. 7
- B. 7
- C. 7
- D. 7
Answer: Option B
Explanation:
(a−b)2
= (a+b)2 −4ab
= 72 − 4×10
= 49 − 40
= 9 (Ans)
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1.
Answer: Option B
Explanation:
(a−b)2
= (a+b)2 −4ab
= 72 − 4×10
= 49 − 40
= 9 (Ans)
Post your comments here: