Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cos 8
A. -0.99
B. 0.99
C. -0.15
D. 0.15
Answer: C
Mathematics
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Graph the equation. Include the coordinates of any local extreme points and inflection points.y = 2x3 - 3x2 - 12x
A. local minimum: (-2, 8)
local maximum: (0, 0)
inflection point: (-1, 4)
B. no extrema
inflection point: (0, 0)
C. local minimum: (2, -20)
local maximum: (-1, 7)
inflection point: 
D. local minimum: (3, -30)
no inflection point
Mathematics
Use the remainder theorem to find P(k).k = -3; P(x) = 3x3- 6x2 - 4x + 7
A. -46 B. 24 C. -140 D. -116
Mathematics
Provide an appropriate response.For s3t3 + 2r2 - s2 = 2, the partial derivative 
evaluated at r = 1, s = 1, t = 1 is
A. - 
.
B. -2.
C. 0.
D. 4.
E. none of the above
Mathematics
Determine algebraically whether the function is even, odd, or neither even nor odd.f(x) = 
A. Even B. Odd C. Neither
Mathematics