Find the smallest number that must be added to 1780 to make it a perfect square. · ABC26GN1323

Subject: General Aptitude · Chapter: Square Roots and Cube Roots

Find the smallest number that must be added to 1780 to make it a perfect square.

Answer

No answer key was printed for this question.

Explanation

∴ Number to be added $=(43)^{2}-1780=1849-1780=69$.

Explanation as extracted from the printed page; notation may be imperfect.

Study loop for Square Roots and Cube Roots