217 x 217 + 183 x 183 = ?5
1117 5b5cc6e5e4d2b4197774ed10
Q: 217 x 217 + 183 x 183 = ?
- 184521false
- 287487false
- 380578true
- 478458false
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Answer : 3. "80578"
Explanation :
Answer: C) 80578 Explanation: 2172+1832 = 200+172+200-172 It is in the form of a+b2+a-b2=2a2+b2 = 2(40000 + 289) = 80578.