Question

The coefficient of xy in the expansion of (2x+3y) (4x-5y) is _____​

Answer 1

Answer:

In each expression we look for a term with x as a factor. The remaining part of that term is the coefficient of x.

S. No. Expression Term with factor x Coefficient of x

(i) 4x−3y 4x 4

(ii) 8−x+y −x −1

(iii) y

2

x −y y

2

x y

2

(iv) 2z−5xz −5xz −5z