Expansion of (a ± b)³
Trending Questions
Q.
Without actually calculating the cubes, find he value of the following: (28)3 + (−15)3 + (−13)3
Q.
Evaluate by using suitable identity?
Q. If. (a + 1/a) whole square =3. ; a is not equal to 0
Show that: a cube + 1/a cube = 0
Show that: a cube + 1/a cube = 0
Q. If a2+1a2=34, then the value of a3+1a3 is equal to .
- ±234
- 98
- ±198
- ±99
Q.
a+b=10, a square+b square =58. Find a cube+b cube
Q.
If and , then find the value of .
Q. The sum of two numbers is 7 and the sum of their cubes is 133, find the sum of their squares.
- 30
- 41
- 29
- 49
Q.
Write the following cubes in expanded form: (x - 2y3)3
Q.
Multiply cube root of 8 by square root of 5.
Q.
Question 34
Factorise:
(i) 1+64x3
(ii) a3−2√2b3
Q. Question 37
Without actually calculating the cubes, find the value of
(i) (12)3+(13)3−(56)3
(ii) (0.2)3−(0.3)3+(0.1)3
Without actually calculating the cubes, find the value of
(i) (12)3+(13)3−(56)3
(ii) (0.2)3−(0.3)3+(0.1)3
Q.
Write the following cubes in expanded form: (2x+1)3
Q. If 3a + 5b + 4c = 0; then the value of 27a3 + 125b3 + 64c3
is
is
- 160abc
- 240abc
- 200abc
- 180abc
Q.
Cube of 45 is
37125
37005
90005
91125
Q. If the sum of three numbers be 9 the sum of their squares be 29 and their sum of cubes be 99 then find the product
Q.
Write the following cubes in expanded form:
(3x2+1)3
Q. If S is the set of all the real X such that 2x - 1 by 2 x cube + 3 X square + X is positive then S contains
Q. Evaluate the following:
(iv) 933−1073
(iv) 933−1073
Q. If a2+b2=23ab show that:
log a+b÷5=1÷2(log a+log b)
log a+b÷5=1÷2(log a+log b)
Q. Find the cube of 3a - 2b .
- 27a3−54b3−8a2b+36ab2
- 27a3−8b3−54a2b+36ab2
- 27a3−8b3−54a2b−36ab2
- 27a3+8b3+54a2b+36ab2
Q. Evaluate the following:
(iii) 1043+963
(iii) 1043+963
Q. How to find the value of log 3 X 10^5
Q. Find the cube of 2a+12a ( a≠0) .
- 16a3−18a3+6a−82a
- 4a3+14a3+4a+82a
- 8a3+18a3+6a+32a
- 8a3−18a3−6a−32a
Q.
If the sum of 2 numbers is 11 and the sum of their cubes is 737.
Find the sum of their squares
Q. Question 14
Without actually calculating the cubes, find the value of each of the following:
(i)(−12)3+(7)3+(5)3
(ii)(28)3+(−15)3+(−13)3
Without actually calculating the cubes, find the value of each of the following:
(i)(−12)3+(7)3+(5)3
(ii)(28)3+(−15)3+(−13)3
Q.
Write the following cubes in expanded form:
(i) (2x+1)3
(ii)(2a−3b)3
(iii) (32x+1)3
(iv) (x−23y)3
Q. Find the cube of 2a+12a ( a≠0) .
- 4a3+14a3+4a+82a
- 8a3−18a3−6a−32a
- 8a3+18a3+6a+32a
- 16a3−18a3+6a−82a
Q. Subtract (4x(quartic)-2x(cube)-6x(square)+x-5)-(ax+b)
Q. Cube of a−2b is _______.
- a3−8b3−6a2b+12ab2
- a3+8b3−6a2b+12ab2
- 8a3−18b3−6a2b+12ab2
- a3+8b3+6a2b+12ab2
Q. Question 6
Write the following cubes in expanded form:
(i) (2x+1)3(ii) (2a−3b)3(iii)[32x+1]3(iv)[x−23y]3
Write the following cubes in expanded form:
(i) (2x+1)3(ii) (2a−3b)3(iii)[32x+1]3(iv)[x−23y]3