gomezjenn1213 gomezjenn1213

09-02-2017
Mathematics

contestada

Please someone help me. I've been stuck for about an hour

Please someone help me Ive been stuck for about an hour class=

Respuesta :

jdoe0001 jdoe0001

09-02-2017

[tex]\bf f(x)=\cfrac{1}{2}x+4\qquad inverse\implies x=\cfrac{1}{2}f(x)+4 \\\\ \textit{now, solving for f(x)} \\\\ x-4=\cfrac{f(x)}{2}\implies 2(x-4)=f(x)\iff f^{-1}(x) \\\\ f^{-1}(4)=2(\boxed{4}-4)\implies f^{-1}(4)=2(0)\implies f^{-1}(4)=0[/tex]

Answer Link

Otras preguntas

how do these help determine the age of rock layers? explain

PLEASE HELP ASAP 25 PTS

Who invested in gold and diamond mining?A. David LivingstonB. Benjamin DisraeliC. Cecil Rhodes

What type of narrator is present in The Great Gatsby? A. 3rd Person Limited B. 1st person C. 3rd person omniscient D. 2nd person Read the passage below and answ

Which benefit suggestions of United States and its citizens have the right and duty to spread democracy across the continent and feel the land from coast to coa

c3H8 + 5O2 = 3CO2 + 4H2O When 44.0 grams of propane (C3H8) under goes complete combustion, how many grams of water will be produced?

Saul says that 2x3+4x3 simplifies to 6x6. Is Saul correct or incorrect?

Heather drove at a constant rate. She traveled 162 miles in 3 hours. How far,in miles, did heather travel in one hour?

what is 2+5-5+6×7+8?

what is a solution for x: y=-3x+4