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प्रश्न
Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer:
`3sqrtx+sqrt2x`
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उत्तर
`3sqrtx+sqrt2x` is not a polynomial as the exponents of `sqrt3` is not a positive integer.
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संबंधित प्रश्न
Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer:
`x - 4/x`
Write the coefficient of x2 in the following:-
`pi/2x^2+x`
Write the coefficient of x2 in the following:-
`sqrt2x-1`
Write the degree of the following polynomial:-
`5t - sqrt7`
Write the degree of the following polynomial:-
3
Which of the following expression are polynomial? Justify your answer:
`1 - sqrt(5)x`
Which of the following expression are polynomial? Justify your answer:
`1/(5x^-2) + 5x + 7`
Write the coefficient of x2 in the following:
(2x – 5)(2x2 – 3x + 1)
Give an example of a polynomial, which is monomial of degree 1.
Find the value of the polynomial 3x3 – 4x2 + 7x – 5, when x = 3 and also when x = –3.
