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SASMO 2017 Secondary 2 (Grade 8) Contest Question 22

SASMO · SASMO 2017 Secondary 2 (Grade 8) Contest

Question 22

Find the integer A if only 2 statements below are true and one statement is
false.

1) A+ 41 is a perfect square

2) The last digit of A is 1.

3) A-48 is a perfect square.

Question illustration