Q. The value of 992 is
  • (A) (90)2 + 2(90)(9) + (9)2
  • (B) (90)2 – 2(90)(9) + (9)2
  • (C) (90)2 + (9)2
  • (D) none of these
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βœ… Correct Answer: (A) (90)2 + 2(90)(9) + (9)2

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