Question

Section - B
Q#2 Expand and simplify each of the following

a. a(a+b) + 2a ( 5a + 7b)
b. -2 ( 3x-4y) - 3y( 5- 4x)
c. 2x( x-y) + 3x (x+y)
d. 5x( x-6y) + [(x+3)(3x-4y)]​

Answer 1

Answer:

a. a²+ab+10a²+14ab (after multiplication)

= 11a²+15ab