Advertisements
Advertisements
प्रश्न
Find the square of `2"m"^2-2/3"n"^2`
बेरीज
Advertisements
उत्तर
`2"m"^2-2/3"n"^2`
`(2"m"^2-2/3"n"^2)^2=(2"m"^2)^2+(2/3"n"^2)^2-2xx2"m"^2xx2/3"n"^2`
`=4"m"^4+4/9"n"^4-8/3"m"^2"n"^2`
shaalaa.com
Important Formula of Expansion
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Expand: `("a"+1/(2"a"))^2`
Expand : `(2"a"-1/"a")^2`
Expand : (a+b−c)2
Expand : `(3"x"+1/(3"x"))^2`
Expand : `(2"x"-1/(2"x"))^2`
Find the square of `"5a"/"6b"-"6b"/"5a"`
If `"m" -1/"m"=5`, find: `"m"^4+1/"m"^4`
If `2"a"+1/(2"a")=8`, find : `16"a"^4+1/(16"a"^4)`
If `3"x"-1/(3"x")=5`, find : `9"x"^2+1/(9"x"^2)`
If `3"x"-1/(3"x")=5`, find : `81"x"^4+1/(81"x"^4)`
