Q6 of 90 Page 33

Expand the following cubes:

Using Identity:

(x – y)³ = x³ – y³ – 3x²y + 3y²x

(1 + 2x)³

Expand the following cubes:

Find the value using the suitable identities.

(98)³

Find the value using the suitable identities.

(103)³

Questions · 90

3. Polynomials

1 2 3 4 5 6 7 1 1 1 1 2 2 2 2 3 3 3 3 3 3 3 3 4 1 1 1 1 1 2 3 4 1 1 1 1 2 2 2 2 3 4 5 6 6 6 6 7 7 7 7 7 7 1 1 1 1 1 1 2 2 2 3 3 3 4 4 4 4 4 4 5 5 6 6 6 6 7 7 7 8 8 8 8 9 10 10 11 12 12