Question

simplify and expand the following:
(a-b)(a+b)
ii. (2x-3y)(3x-2y)
iii. (3a+1)2
iv. (3a-1)2
v. (x/y -3)(y/3+5)
vi. 4(2c+3d)-(3c+4d)
vii. (2a+3b+c)+(5b-6a-c)-(4c-6c+b)
viii. 3(q+5)-2(q+r)+3(r-1)
ix. (9x+3y)+(y-3x)
x. 4x + 2y – (2x-y)

Answer 1

Answer:

okay

Step-by-step explanation:

• 6x-13y+6y
• 6a+2
• 6a-2

same way u can ans remaining qsts.....

Hope this is usefull

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