kenyalockhart101
kenyalockhart101 kenyalockhart101
  • 21-05-2021
  • Mathematics
contestada

Which pair of functions have the same domain?
A. f(x)= cos x and g(x)= tan x
B. g(x)= tan x and f(x)= sec x
C. f(x)= sin x and f(x)= sec x
D. g(x)= tan x and f(x)= cot x

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hninpale2149 hninpale2149
  • 21-05-2021
Answer is B. g(90)=tan90=undefined and f(90)=sec(90)=undefined
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