Unit number: 1, 3, 5, 7 ...? (odd series)
Two digits: 1( 1? ),4(2? ),9(3? ) ... (complete series of squares)
So the last two numbers are 4? = 16 and 9
1. 1.3.4.5.9.7, find the law, and the last two numbers should be 16 and 9.
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Hello, "yzwb I love my family". I'm glad to discuss this issue with you.
If you don't understand this question, you can ask. If you are satisfied, please click "Adopt as Satisfied Answer".
If you have any other questions, please adopt this question and send another click to me for help. Not easy to answer, please understand, thank you.
I wish you happiness.