Question

TIME REMAINING

40:15
What is true about the sum of the two polynomials?

6s2t – 2st2

4s2t – 3st2

Answer 1

The sum is 10s^2t-5st^2. With two separate sections, it is a binomial, and since the sum of the powers of the variables is 2+1=3, it has a degree of 3.