(13) Find the smallest number by which 252 must be multiplied to get a perfect
square. Also, find the square root the perfect square so obtained.
(14) Find the smallest number by which 2925 must be divided to obtain a perfect
square. Also find the square root of the perfect square so obtained.

Step-by-step explanation:

13) 252 should be multiplied by 7 the answer is 1764 which is a perfect square

The square root of 1764 is 42

14) we will divide 2925 by 13 the answer will be 225 which is a perfect square

The square root of 225 is 15

don't know sorry bru

step-by-step explanation:

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )