3.simplify the following: 3
a) ( x+y+z) ( x-y-z)
b) (a+b) (2a -3b+c)- (2a -3b)
Solve using suitable identities: 3
a) (a-9b) (a- 9b)
b) (a – 3b)2
Answers
Answered by
0
Answer:
(
−
9
)
(
−
9
)
{\color{#c92786}{(a-9b)(a-9b)}}
(a−9b)(a−9b)
(
−
9
)
−
9
(
−
9
)
Answered by
1
Step-by-step explanation:
the answer for second subdivision a and b is given above...hope it is correct
Attachments:
Similar questions