Advertisements
Advertisements
प्रश्न
Expand : ( 5a - 3b + c )2
योग
उत्तर
( 5a - 3b + c)2 = (5a)2 + (3b)2 + (c)2 - 2(5a)(3b) - 2(3b)(c) + 2(c)(5a)
= 25a2 + 9b2 + c2 - 30ab - 6bc + 10ca
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 - 8 )( x - 10 )
Expand : `( x - 1/x + 5)^2`
If x+ y - z = 4 and x2 + y2 + z2 = 30, then find the value of xy - yz - zx.
If a + `1/a` = m and a ≠ 0 ; find in terms of 'm'; the value of :
`a - 1/a`
In the expansion of (2x2 - 8) (x - 4)2; find the value of constant term.
The difference between two positive numbers is 4 and the difference between their cubes is 316.
Find : Their product
Find the value of 'a': 4x2 + ax + 9 = (2x + 3)2
If 3a + 5b + 4c = 0, show that : 27a3 + 125b3 + 64c3 = 180 abc
If x = `1/[ 5 - x ] "and x ≠ 5 find "x^3 + 1/x^3`
