Find the percent increase or decrease.
A. 65% decrease
B. 80% increase
C. 75% increase
D. 87% increase
Answer: C
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The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 3t - t2, 0 ? t ? 3Find the body's speed and acceleration at the end of the time interval.
A. 3 m/sec, - 2 m/sec2 B. 9 m/sec, -6 m/sec2 C. 3 m/sec, -6 m/sec2 D. -3 m/sec, - 2 m/sec2
Solve the problem.Find a curve through the point 
whose length integral, 1 ? x ? 2, is 
A. y = 4x5
B. y = 
x5
C. y = 
x4
D. y = 4x4
Calculate the arc length of the indicated portion of the curve r(t).r(t) = (5t sin t + 5 cos t)i + (5 t cos t - 5 sin t)j ; -3 ? t ? 7
A. 290 B. 200 C. 145 D. 100
Solve.A company borrows $72,500 for 4 years at a simple interest of 7.5% to buy cabinets. Find the total amount paid on the loan.
A. $94,250.00 B. $217,500.00 C. $21,750.00 D. $74,675.00