Advertisements
Advertisements
प्रश्न
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
599
Advertisements
उत्तर
Decomposing: 599 = 600 − 1
Here, a = 600 and b = 1
Using the identity (a − b)2 = a2 − 2ab + b2:
5992 = (600 − 1)2 = 6002 − 2(600)(1) + 12 = 360000 − 1200 + 1 = 358801
APPEARS IN
संबंधित प्रश्न
Find the square root of the following number by division method.
7921
Find the square root of the following number by division method.
3136
Find the squares of the following number using the identity (a + b)2 = a2 + 2ab + b2:
510
Write the possible unit's digits of the square root of the following number. Which of these number is odd square root?
99856
Find the square root the following by prime factorization.
1156
Find the square root the following by long division method:
20657025
Find the least number which must be subtracted from the following numbers to make them a perfect square:
26535
Find the square root of: `sqrt(108 xx 2028)`
Square of which of the following numbers will not have 6 at their unit’s place :
(i) 35
(ii) 23
(iii) 64
(iv) 76
(v) 98
Which of the following numbers will have 6 at their unit’s place :
(i) 262
(ii) 492
(iii) 342
(iv) 432
(v) 2442
