Polynomials (CBSE) Class 9

(1) Which of the following expression is a polynomial of one variable?

(i) x+5/x+5   (ii) 5√x+4x+7   (iii) √5x²+x-5   (iv) x⁴+y²+6

(2) Which is a polynomial?

 (i) (y+1)/(y-1)     (ii) y³-2/y²+6   (iii) √y+3   (iv) y²+5y

(3) Which is a polynomial?

(i) x+1/x-6   (ii) 1/x-2   (iii) √x-3    (iv) 6

(4) Which is a quadratic polynomial?

(i) x+5  (ii) x⁴+6x³+x+4  (iii) x²+4   (iv) x³+x²+1

(5) Which is a linear polynomial?

(i) x²+x  (ii) x+2   (iii) x⁴+2   (iv) x³+1

(6) Which is a binomial polymomial?

(i) 2x (ii) x⁴+6x³+3x+4  (iii) 7x²+4   (iv) 4x³+5x²+1


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