Simplify: a) (x+5) (x-5) +25 b) (2x+5) (4x-3)
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Answer:
a. x(x-5)+5(x-5)+25
x²-5x+5x-25+25
x² is answer
b. 2x(4x-3)+5(4x-3)
8x²-6x+20x-15
8x²+14x-15
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see the attachment... Hope it helps you
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