Advertisements
Advertisements
प्रश्न
Expand : ( 5x - 3y - 2 )2
योग
Advertisements
उत्तर
( 5x - 3y - 2 )2 = (5x)2 + (3y)2 + (2)2 - 2(5x)(3y) + 2(3y)(2) - 2(2)(5x)
= 25x2 + 9y2 + 4 - 30xy + 12y - 20x
shaalaa.com
Expansion of Formula
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Expand : ( X - 8 ) ( X + 10 )
Expand : ( x + y - z )2
Expand : ( 5a - 3b + c )2
Expand : `( x - 1/x + 5)^2`
If a + `1/a` = m and a ≠ 0 ; find in terms of 'm'; the value of :
`a - 1/a`
If 3x - `4/x` = 4; and x ≠ 0 find : 27x3 - `64/x^3`
The difference between two positive numbers is 4 and the difference between their cubes is 316.
Find : The sum of their squares
Find the value of 'a': 4x2 + ax + 9 = (2x + 3)2
Find the value of 'a': 9x2 + (7a - 5)x + 25 = (3x + 5)2
If 3a + 5b + 4c = 0, show that : 27a3 + 125b3 + 64c3 = 180 abc
