Which one of the following algebraic exp...

Which one of the following algebraic expressions is a polynomial in variable `x` ?

A

`x^(2)+(2)/(x^(2))`

B

`sqrt(x)+(1)/(sqrt(x))`

C

`x^(2)+(3x^(3//2))/(sqrt(x))`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:

C

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Knowledge Check

Which of the following algebraic expressions is not a polynomial ?

A

`(17)/(2)x^(2)+x-3`

B

`sqrt(7)x^(3)+3x^(2//3)-8`

C

`3`

D

`0`

Which of the following expressions is a polynomial in one variable ?

A

`x+(2)/(x)+3`

B

`3sqrt(x)+(2)/(sqrt(x))+5`

C

`sqrt(2)x^(2)-sqrt(3)x+6`

D

`x^(10)+y^(5)+8`

Which of the following expressions is not a polynomial ?

A

`5a ^(2) b ^(2) + 6 ab - 2 ab ^(2)`

B

`- 2a ^(3) b ^(3) + 3 ab - 3 ab ^(2) c + 7 abc ^(2)`

C

`-13 x ^(2) + 14 xy - 15 y ^(2)`

D

`root 3 ( x ) + root4 ( y) `

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