Find the length of the indicated portion of the trajectory.r(t) = (4 + 2t)i + (7 + 3t)j + (4 - 6t)k, -1 ? t ? 0
A. 5
B. 9
C. 7
D. 8
Answer: C
Mathematics
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Complete the factored form. 7x2 - 10x - 8 = (7x + 4)_______
A. (x - 2) B. (7x - 4) C. (7x + 2) D. (x + 2)
Mathematics
Solve the problem.Find the points where the graph of the function have horizontal tangents.f(x) = x3 - 15x
A. (-
, 10
), (
, -10
)
B. (-5, -50), (
, 50)
C. (
, -30
)
D. (-
, 30
), (0,0), (
, -30
)
Mathematics
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = -1x2 - 2x - 2
A. Minimum: 1 B. Maximum: 1 C. Maximum: -1 D. Minimum: 0
Mathematics
Write the percent as a decimal.0.034%
A. 0.0034 B. 0.00034 C. 3.4 D. 0.000034
Mathematics