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find the value of k that makes f(x) continuous at x=-1 f(x)= ) (2x^3+2x^2)/(x+1)&ifxneq -1 k&ifx=-1 k= square

Soru

Find the value of k that makes f(x) continuous at x=-1 f(x)= ) (2x^3+2x^2)/(x+1)&ifxneq -1 k&ifx=-1 k= square

Çözüm

4.1 (298 Oylar)
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Uzman doğrulaması
Uzman · 3 yıl öğretmeni

Cevap

To find the value of that makes \( f(x) \) continuous at , we need to ensure that the limit of \( f(x) \) as approaches is equal to \( f(-1) \).First, let's find the limit of \( f(x) \) as approaches . We start by simplifying the expression for \( f(x) \) when : We can factor the numerator: For , we can cancel out the terms: Now, we take the limit of this simplified expression as approaches : For \( f(x) \) to be continuous at , we need: Thus, we set equal to the limit we found: Therefore, the value of that makes \( f(x) \) continuous at is: