Compute r''(t).r(t) = (2 ln(8t))i + (3t3)j
A. r''(t) = 
i + 9tj
B. r''(t) = 
t-2i + 18tj
C. r''(t)= - 
t-2i + 18tj
D. r''(t) = - 
i + 18tj
Answer: D
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Provide an appropriate response.Find the mode of the test scores from a math class whose scores were: 94, 82, 97, 74, 52, 61, 97, 85, 94, 74, 98, 77, 89, 94, 70.
A. 97 B. 94 C. 74 D. none of the above
Provide an appropriate response. A graph is a picture of all the solutions for an equation. How can one use graphs to find the solution that is shared by two or more equations?
What will be an ideal response?
Find the center, transverse axis, vertices, and foci of the hyperbola.16x2 - 100y2 = 1600
A. center at (0, 0)
transverse axis is x-axis
vertices: (-4, 0), (4, 0)
foci: (-2
, 0), (2
, 0)
B. center at (0, 0)
transverse axis is x-axis
vertices: (0, -10), (0, 10)
foci: (0, -2
), (0, 2
)
C. center at (0, 0)
transverse axis is x-axis
vertices: (-10, 0), (10, 0)
foci: (-2
, 0), (2
, 0)
D. center at (0, 0)
transverse axis is x-axis
vertices: (-10, 0), (10, 0)
foci: (-2
, 0), (2
, 0)
Find the constant of variation and construct the function that is expressed in each statement.y varies jointly as x and the square of w: y = 584.808, when x = 4.8 and w = 5.9.
A. y = 4.302x2w B. y = 3.5xw2 C. y = 20.65xw D. y = 20.65xw2