Question

2. Write the coefficient of x2 in each of the following:
a) (x - 1)(3x – 4)
b) (2x – 5)(2x2 – 3x + 1)
for 9 class
plz help me ​

Answer 1

a) 3 [(x) ×(3x)]

b) -16 [(2x)×(-3x)-(5)×(2x²)]

Answer 2

Answer:

hope it's helpful for you ........