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Q: 75 × 75 + 2 × 75 × 25 + 25 × 25 is equal to: 75 × 75 + 2 × 75 × 25 + 25 × 25 निम्नलिखित में से किसके बराबर है?
  • A. 7500
  • B. 3750
  • C. 6250
  • D. 10000
Correct Answer: Option D - 75 × 75 + 2 × 75 × 25 + 25 × 25 = (75)² + 2 × 75 × 25 + (25)² = (75 + 25)² = (100)² = 10000
D. 75 × 75 + 2 × 75 × 25 + 25 × 25 = (75)² + 2 × 75 × 25 + (25)² = (75 + 25)² = (100)² = 10000

Explanations:

75 × 75 + 2 × 75 × 25 + 25 × 25 = (75)² + 2 × 75 × 25 + (25)² = (75 + 25)² = (100)² = 10000