Answer the question.Dimitri walked a distance of 2 miles to deliver a storage box. He stopped every
mile to rest. How many times did Dimitri stop?
A. 6 times
B. 5 times
C. 7 times
D. 9 times
Answer: A
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Find the equation of the given function with the given amplitude, period, and displacement, respectively.cosine, 4, 5, -8
A. y = 8 cos
B. y = 4 cos
C. y = 2 cos
D. y = 4 cos
Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = cos t, s(0) = 1
A. s = 2? sin t
B. s = sin t
C. s = sin
t + ?
D. s = sin
t
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first 27 terms of the arithmetic sequence {3n - 7}.
A. 945 B. 1039.5 C. 904.5 D. 1134
Simplify the algebraic expression by collecting and combining like terms.4x2 + 9x + 2 + 4x - 6 + 7x2
A. 11x4 + 13x2 - 4 B. 20x3 C. 9x2 + 8x + 3 D. 11x2 + 13x - 4