Question

Use a suitable identity to get each of the following products,

a) (3a + 9b) (3a - 9b)

b) 2(a - 9)2

c) 5(xy - 32)2

d) (6x+ 5y)2

e) 36[(3p/2}) + (2q/3)]2

f) (x - 0.5y)?​

Answer 1

Answer:

1 ans 3a ka square and 9b ka whole square

Answer 2

Answer:

9a२+81b२

4a-18

10xy-64

12x+10y