C. Factorise the following trinomials: 16a^2-40ab+25b^2
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Answer:
hlodidipleasefollome
Step-by-step explanation:
hlodidipleasefollowome
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Answer:
(4a-5b)^2
Step-by-step explanation:
(4a)^2-2×20ab+(5b)^2
inthe form of a^2-2ab+b^2
=(a-b)^2
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