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f:R- R olmak üzere,
f(ax + 3) =4x-1
F-1 (4) = 7
olduğuna göre a kaçtır?

Sagot :

Ireneadler6rans

Cevap:

[tex] \frac{16}{5} [/tex]

Adım adım açıklama:

[tex] {f}^{ - 1} (4) = 7[/tex] ise f(7)=4'tür. O hâlde ax+3=7, ax=4 ve 4x-1=4, 4x=5, x=5/4.

ax=5a/4=4 ise 5a=16, a=16/5'tir.

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