Advertisements
Advertisements
प्रश्न
Use property to evaluate : 73 + 33 + (-10)3
बेरीज
Advertisements
उत्तर
Property is if a + b + c = 0 then a3 + b3 + c3 = 3abc
a = 7, b = 3, c = -10
73 + 33 + (-10)3 = 3(7)(3)(-10) = -630
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Expand.
(7x + 8y)3
Expand.
`(2m + 1/5)^3`
Find the cube of : 5a + 3b
Find the cube of: `( 3a - 1/a ) (a ≠ 0 )`
If a + 2b = 5; then show that : a3 + 8b3 + 30ab = 125.
If a + 2b + c = 0; then show that: a3 + 8b3 + c3 = 6abc.
If 4x2 + y2 = a and xy = b, find the value of 2x + y.
If a ≠ 0 and `a- 1/a` = 3 ; Find :
`a^3 - 1/a^3`
If x3 + y3 = 9 and x + y = 3, find xy.
Expand (104)3
