Question

(1 Point
On expanding (3y-z)(3y-z?) we will get
a) 9y? – z2
b) (3y)2 – z?
c) 9y2 – 6yz2 + z4
d) 9y2 – 6yz + z?​

Answer 1

Answer:

Point

On expanding (3y-z)(3y-z?) we will get

a) 9y? – z2

b) (3y)2 – z?

c) 9y2 – 6yz2 + z4

d) 9y2 – 6yz + z?