Advertisements
Advertisements
प्रश्न
Which of the following expression are polynomial? Justify your answer:
`1/(5x^-2) + 5x + 7`
Advertisements
उत्तर
`1/(5x^-2) + 5x + 7 = 5x^2 + 5x + 7`
Here, the power of x are 2 and 1 respectively
2 and 1 both are whole numbers.
Hence, `1/(5x^-2) + 5x + 7` is a polynomial.
APPEARS IN
संबंधित प्रश्न
Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer:
`x - 4/x`
Which of the following expression are polynomial? Justify your answer:
`sqrt(3)x^2 - 2x`
A binomial can have atmost two terms
Every polynomial is a binomial.
Classify the following polynomial as polynomials in one variable, two variables etc.
xy + yz + zx
Write the coefficient of x2 in the following:
(x – 1)(3x – 4)
Give an example of a polynomial, which is monomial of degree 1.
Classify the following as linear, quadratic, and cubic polynomial:
x - x3
Classify the following as linear, quadratic and cubic polynomial:
r2
The degree of 4a2b + 7ab3 − 2b is:
