Question

Find the least number by which 15884 must be divided to make it a perfect

square. Also find the square root of the perfect square so obtained.

​

Answer 1

Answer:

Ncert solutions

Grade 8

Mathematics

Science

Chapters in NCERT Solutions - Mathematics , Class 8

Exercises in Squares and Square Roots

Question 5

Q5) Find the least number which must be added to each of the following numbers so as to get a perfect square. Also, find the square root of the perfect square so obtained:

(i) 525

(ii) 1750

(iii) 252

(iv) 1825

(v) 6412

Solution

Transcript

Solution:

(i) 525

Since remainder is 41.

Therefore 22^2<52522

2

<525

Next perfect square number 23^2=52923

2

=529

Hence, number to be added

= 529 – 525 = 4

\therefore525+4=529∴525+4=529

Hence, the square root of 529 is 23.