(iii) (4a - 7b)(4a + 7b)
Answers
Answered by
2
Answer:
(4a-7b)²
Step-by-step explanation:
using formula
(a-b)²=(a-b)(a+b)
Answered by
1
Answer:
Step-by-step explanation:
(4a-7b)(4a+7b)
= -28ab+28ab -
=
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