Classify the following as linear, quadratic and cubic polynomial:(i) x

1.	Classify the following as linear, quadratic and cubic polynomial:(i) x2 + x(ii) x - x3(iii) y + y2 + 4(iv) 1 + x(v) 3t(vi) r2(vii) 7x3
Answer» Linear polynomial, quadratic polynomial, and cubic polynomial has its degrees as 1, 2, and 3 respectively. (i) x²+x is a quadratic polynomial as its degree is 2. (ii) x - x³ is a cubic polynomial as its degree is 3. (iii) y + y² +4 is a quadratic polynomial as its degree is 2. (iv) 1 + x is a linear polynomial as its degree is 1. (v) 3t is a linear polynomial as its degree is 1. (vi) r² is a quadratic polynomial as its degree is 2. (vii) 7x³ is a cubic polynomial as its degree is 3.

Classify the following as linear, quadratic and cubic polynomial:(i) x2 + x(ii) x - x3(iii) y + y2 + 4(iv) 1 + x(v) 3t(vi) r2(vii) 7x3

Answer»

Linear polynomial, quadratic polynomial, and cubic polynomial has its degrees as 1, 2, and 3 respectively.

(i) x²+x is a quadratic polynomial as its degree is 2.

(ii) x - x³ is a cubic polynomial as its degree is 3.

(iii) y + y² +4 is a quadratic polynomial as its degree is 2.

(iv) 1 + x is a linear polynomial as its degree is 1.

(v) 3t is a linear polynomial as its degree is 1.

(vi) r² is a quadratic polynomial as its degree is 2.

(vii) 7x³ is a cubic polynomial as its degree is 3.