b. Diketahui f(x)=x²-1 dan f(g(x)) = 4x² + 4, tentukan g(x)!.... Question from @hellobraztt12

August 2023 1 6 Report

b. Diketahui f(x)=x²-1 dan f(g(x)) = 4x² + 4, tentukan g(x)!

xcvi

Jawab:
g(x) = √(4x²+5)

Penjelasan :
Diketahui
f(x) = x²-1
f(g(x)) = 4x²+4
Ditanya g(x)

f(g(x)) = 4x²+4
(g(x))²-1 = 4x² + 4
(g(x))² = 4x² + 4 + 1
(g(x))² = 4x² + 5
g(x) = √(4x²+5)

(xcvi)

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hellobraztt12 thankyou

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