Advertisements
Advertisements
प्रश्न
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(208)2
बेरीज
Advertisements
उत्तर
(208)2 = (200 + 8)2
= (200)2 + (8)2 + 2(200) (8)
= 40000 + 64 + 3200
= 43264
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Expand : (a – 2b)2
Find the square of 3a − 2b − 5c
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(415)2
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(20.7)2
Write the place value of the underlined digit.
78,95,210
Write the place value of the underlined digit.
50,000
The expanded form of the number is given. Write the number.
60,000 + 4000 + 600 + 70 + 9
Write the following numbers in standard notation
30000 + 3000 + 300 + 30 + 3
Write the following numbers in standard notation.
200000 + 7000 + 7
Write the following numbers in expanded from.
28,48,387
