*Factorise the following*....25a²- 16(b-2a)²
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Answer:
-39a²-16b²+64ab
Step-by-step explanation:
25a²-16(b-2a)²
25a²-16(b²+4a²-4ab)
25a²-16b²-64a²+64ab
-39a²-16b²+64ab
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