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gracebuffum
08.10.2019 •
Mathematics
Write the expression 2×8+20-12÷6 with parentheses and brackets two different ways so one value is less than 10 and the other value is greater than 50.
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Ответ:
Ответ:
∫(4sec²β)/(4secβ)dβ
= ∫secβdβ
= ln |tanβ - secβ| + c
= ln |(x/4) - (√(x²+16)/4| + C
= ln |x/√(x²+16)