Advertisements
Advertisements
Question
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(208)2
Sum
Advertisements
Solution
(208)2 = (200 + 8)2
= (200)2 + (8)2 + 2(200) (8)
= 40000 + 64 + 3200
= 43264
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find the square of `"a"+1/(5"a")`
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(188)2
Evaluate using the expansion of (a + b)2 or (a – b)2:
(9.4)2
Find the square of 607
Write the place name and place value of digit in the following number.
35,705
Write the place value of the underlined digit.
3,52,749
Write the following numbers in standard notation
30000 + 3000 + 300 + 30 + 3
Write the following numbers in expanded from.
36,01,478
Find the face value and place value of the digits coloured in the given numbers.
8965
Find the face value and place value of the digits coloured in the given numbers.
2010
