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OpenStudy (anonymous):
f(x) = 4x - 8 What is the value of f–1 (–2) -16 -8 1.5 7.5
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OpenStudy (anonymous):
-2 = 4x-8 solve for x
OpenStudy (the_fizicx99):
f^-1(x) is the inverse, so are you saying f^-1(-2) ?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
3/2?
OpenStudy (anonymous):
-2 = 4x-8 6 = 4x 6/4 = x 3/2 so you are right
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OpenStudy (anonymous):
And we divide it now to get 1.5?
OpenStudy (anonymous):
yeah
OpenStudy (anonymous):
thank you!
OpenStudy (anonymous):
no problem
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