Question

write the coefficient of 1)a in-3a²b.
2)xy in 7x³ y².​

Answer 1

Step-by-step explanation:

The given polynomial can be written as:

(2x−5)(2x

2

−3x+1)=4x

3

−6x

2

+2x−10x

2

+15x−5

=4x

3

−16x

2

+17x−5

So, the coefficient of x

2

in the given polynomial is −16.