12. The expression sin²x + cos²x + tan²x is equivalent to: a. 1 b. sec² x c. csc² x d. 1tan x 13. Given f(x) = x² − 4 and g(x) = √x, which function represents the composite function y = (f ° g)(x)? a. y=x-2 b. y = √x−4 c. y=x-4 d. y = √√x² - 4

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12. The expression sin²x + cos²x + tan²x is equivalent to:
a. 1
b. sec² x
c. csc² x
d. 1tan x
13. Given f(x) = x² − 4 and g(x) = √x, which function represents the composite function y = (f °
g)(x)?
a. y=x-2
b. y = √x−4
c. y=x-4
d. y = √√x² - 4
Transcribed Image Text:12. The expression sin²x + cos²x + tan²x is equivalent to: a. 1 b. sec² x c. csc² x d. 1tan x 13. Given f(x) = x² − 4 and g(x) = √x, which function represents the composite function y = (f ° g)(x)? a. y=x-2 b. y = √x−4 c. y=x-4 d. y = √√x² - 4
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