Use identities to simplify the expression.sin2 ? + tan2 ? + cos2 ?
A. sin ?
B. cos3 ?
C. sec2 ?
D. tan2 ?
Answer: C
Mathematics
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Provide an appropriate response.What is the x-intercept of the function f(x) = log(x + 4)?
A. (5, 0) B. (-3, 0) C. (-4, 0) D. (4, 0)
Mathematics
Graph the fraction on a number line.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.A = 6 m
A. -14 m B. 9.3 m C. 44 m D. 86 m
Mathematics
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 
; g(x) = 5x - 2;
Find 
.
A. 
(x) = 
; [0, ?)
B. 
(x) = 
; (-?, 0) ? (0, ?)
C. 
(x) = 
; (-?, 
? 
, ?)
D. 
(x) = 
; (0, 
? 
, ?)
Mathematics