Graph the equation. Include the coordinates of any local extreme points and inflection points.y = x + cos 2x, 0 ? x ? ?
A. local minimum: 
local maximum: 
inflection points: 
, 
B. local minimum: (1.444, -0.246)
local maximum: (0.126, 1.031)
inflection points: (0.785, 0.393), (2.356, 1.178)
C. local minimum: 
local maximum: 
inflection point: 
D. no local extrema
inflection point: 
Answer: A
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For the application, write a sentence answering the question.A snail is moving at 2
feet per minute. How far will it move in 3
minutes?
A. The snail will move 7
feet in 3
minutes.
B. The snail will move 6
feet in 3
minutes.
C. The snail will move 9
feet in 3
minutes.
D. The snail will move 8
feet in 3
minutes.
Decide if the number is rational or irrational.-
A. Rational B. Irrational
Solve.
+ 
= 4
A. 2, -2
B. 
, -2
C. 0
D. -2
Solve the inequality and graph the solution.
? 6
A. n > 18
B. n ? 18
C. n < 18
D. n ? 18
