Graph the function by hand. Solve the equation f(x) = 0 by observing your graph. Round approximations to two decimal places.f(x) = 
A. {4}
B. {2.83}
C. {2}
D. {16}
Answer: C
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The graph of a function f is given. On the same axes, sketch the graph of f-1. 
A.
f-1
B. 
C. 
D.
f-1
Solve using elimination.
A. x = 
, y = 
; x = - 
, y = 
; x = ,
, y = - 
; x = - 
, y = - 
or (
, 
), (- 
, 
), (
, - 
), (- 
, - 
)
B. x = 
, y = 
; x = ,
, y = - 
;
or (
, 
), (
, - 
)
C. x = 
, y = 
; x = - 
, y = 
; x = ,
, y = - 
; x = - 
, y = - 
or (
, 
), (- 
, 
), (
, - 
), (- 
, - 
)
D. x = - 
, y = 
; x = - 
, y = - 
or (- 
, 
), (- 
, - 
)
Solve the problem.The acceleration due to gravity g (in meters per second per second) at a height h meters above sea level is given by 
where 6.374 × 106 is the radius of Earth in meters. Death Valley in California is 86 m below sea level.a) Find the value of g(h) at Death Valley to four decimal places.b) Compare the value in (a) to the value of g(h) at sea level.
What will be an ideal response?
Solve the equation.
- 7 = 0
A. {7} B. {14} C. {49} D. {-49}