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serenit
@serenit
October 2021
1
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помогите пожалуста рещить
1) 0,49b²-25
2) 25-0,16y²
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manyny06
Verified answer
1. (0.7в)² - 5² = (0.7в-5)(0.7в+5)
2. 5² - (0.4у)² = (5-0.4у)(5+0.4у)
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Thanks 1
serenit
это правильно
serenit
спс большое
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Answers & Comments
Verified answer
1. (0.7в)² - 5² = (0.7в-5)(0.7в+5)2. 5² - (0.4у)² = (5-0.4у)(5+0.4у)