Advertisements
Advertisements
प्रश्न
Find the volume of the cube whose side is (x + 1) cm
बेरीज
Advertisements
उत्तर
Given side of the cube = (x + 1) cm
Volume of the cube = (side)3 cubic units = (x + 1)3 cm3
We have (a + b)3 = (a3 + 3a2b + 3ab2 + b3) cm3
(x + 1)3 = (x3 + 3x2(1) + 3x(1)2 + 13) cm3
Volume = (x3 + 3x2 + 3x + 1) cm3
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Find the cube of : `2a + 1/(2a)` ( a ≠ 0 )
If a2 + `1/a^2 = 47` and a ≠ 0 find :
- `a + 1/a`
- `a^3 + 1/a^3`
Use property to evaluate : 133 + (-8)3 + (-5)3
The sum of two numbers is 9 and their product is 20. Find the sum of their (i) Squares (ii) Cubes.
If a ≠ 0 and `a - 1/a` = 3 ; find `a^2 + 1/a^2`
If `"a" - (1)/"a" = 7`, find `"a"^2 + (1)/"a"^2 , "a"^2 - (1)/"a"^2` and `"a"^3 - (1)/"a"^3`
If x3 + y3 = 9 and x + y = 3, find xy.
Simplify:
(a + b)3 + (a - b)3
Expand: (41)3
Expand (3p + 4q)3
