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If x + 1 = 66 , then the value of x2 + x + 2 is x x2( 1 - x )
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- 1
- –1
- 2
- –2
- 1
Correct Option: A
| ⇒ x + | = 1 | ||
| x |
| Expression = | = | |||
| x2( 1 - x ) | x( 1 - x ) |
(Dividing numerator and denominator by x)
| Expression = x + | = | |||
| x2( 1 - x ) | x( 1 - x ) |
| Expression = | x + | + 1 | ||
| x | ||||
| x( 1 - x ) | ||||
| Expression = | |||
| 2 × | |||
| x | |||
| Expression = | = 1 | ||
| 2 |
