Q.4: Write the degree of each of the following polynomials:

1. 5x3 + 4x2 + 7x

2. 4 - y2

3. 5t - $\sqrt{7}$

4. 3

Solution:

1. 5x3 + 4x2 + 7x : degree 3

2. 4 - y2 : degree 2

3. 5t - $\sqrt{7}$ : degree 1

4. 3 : degree 0.