Factorise this 49-64x^2
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Answered by
6
Answer:
Step-by-step explanation:
49 - 64 x²
(7)²-((8x)²)²
(7 + 8x) ( 7 - 8x )
Answered by
0
Answer:
(7) ^2 -(8x) ^2
(7-8x) (7+8x)
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