Which of the following is correct?
(a) (3a – b)2
= 9a2
- 3ab + b2
(b) (2x + 3y)(2x – 3y) = 42 + 9y2
(c) (4a +b) (4 – b) = 16 + 4a – 4b + ab
(d) (16a + 3b)2
= 256a2
+ 96ab + 9b2
Answers
Answered by
1
Step-by-step explanation:
The correct answer is
The correct answer is( D)
Answered by
0
Step-by-step explanation:
wrong - a,b,c,d
all are wrong
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