Advertisements
Advertisements
प्रश्न
Find the cube of: 4x + 7y
बेरीज
Advertisements
उत्तर
Using (a + b)3
= a3 + b3 + 3ab + (a + b)
(4x + 7y)3
= (4x)3 + (7y)3 + 3(4x) (7y) (4x + 7y)
= 64x3 + 343y3 + 84xy (4x + 7y)
= 64x3 + 343y3 + 336x2y + 588xy2.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Expand.
(101)3
Find the cube of : 3a- 2b
Find the cube of : 5a + 3b
Find the cube of : `2a + 1/(2a)` ( a ≠ 0 )
Use property to evaluate : 93 - 53 - 43
Find the cube of: `3"a" + (1)/(3"a")`
Find the cube of: `4"p" - (1)/"p"`
If `5x + (1)/(5x) = 7`; find the value of `125x^3 + (1)/(125x^3)`.
If `"a"^2 + (1)/"a"^2 = 14`; find the value of `"a"^3 + (1)/"a"^3`
If `"a" + 1/"a"` = 6, then find the value of `"a"^3 + 1/"a"^3`
