Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, 
), on the circle 
, also lies on the terminal side of an angle ? in standard position. The point 
, on the circle 
, also lies on the terminal side of an angle ? in quadrant IV. f(? + ?)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. x
B. 4x
C. 4x
D. 4x
Mathematics
Collect like terms.9x7 + 6x7 - 7x7
A. -378x7 B. 8x7 C. Can't be simplified D. 8x21
Mathematics
Fill in the blank with one of the words or phrases listed below.
A 
is a collection of objects
A. solution B. base C. set D. variable
Mathematics
Graph the equation. Include the coordinates of any local and absolute extreme points and inflection points.y = 
A. local minimum: 
local maximum: 
inflection point: (0,0)
B. local minimum: (3, -3)
local maximum: (-3, 3)
inflection point: (0, 0)
C. absolute maximum: 
no inflection point
D. local minimum: (-3, -3)
local maximum: (3, 3)
inflection points: (0, 0), (-3
, -
),
(3
, 
)
Mathematics