Fungsi Invers

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• Ya

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Pernyataan mana yang benar dari fungsi berikut f(x) = f^-1(y)?

• If f(x) = y, > f^-1(x) = y

• If f(x) = y, then f^-1(y) = x

• If f(y) = x, then f^-1(x) = y

• If f(x) = y, then x = f(y)

For the function f(x+5) = x^2 + 4x - 3, what is the value of f(6)?

• 1

• 2

• 3

• 4

If f(x+5) = x^2 + 4x - 3, and f(k) = 2, what is the value of k?

• 1

• 6

• 10

• 2

Given f(x+5) = x^2 + 4x - 3 and f^-1(2a-3) = 6, what is the value of 4a?

• 5

• -5

• 10

• -10