Question

11. If (x-1) is a factor of 22 − 3 + 3 − 1, ℎ .

Answer 1

Step-by-step explanation:

(A) We have,

x

3

+y

3

=(x+y)(x

2

−xy+y

2

)

Here, x=2

1/3

;y=2

−1/3

∴ R.F of 2

1/3

+2

−1/3

is (2

1/3

)

2

−2

1/3

.2

−1/3

+(2

−1/3

)

2

i.e. 2

2/3

−1+2

−2/3