Sketch the graph of the parametric equations. Then set up the appropriate integral to find the length of the curve and use a computer to evaluate it.x = 2 sin t, y = 5 cos t, 0 ? t ? 2?
A. L = 23.01
B. L = 15.71
C. L = 26.22
D. L = 2?
Answer: A
Mathematics
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Arrange the quantities in order from smallest to largest.760 cm, 9.6 dam, 29 dm
A. 9.6 dam, 760 cm, 29 dm B. 29 dm, 760 cm, 9.6 dam C. 9.6 dam, 29 dm, 760 cm D. 760 cm, 29 dm, 9.6 dam
Mathematics
Find the value of the determinant.
A. -30 B. 15 C. 30 D. -45
Mathematics
Write the expression using only the indicated logarithms.log3 x using natural logarithms
A. ln x + ln 3
B. 
C. ln x ? ln 3
D. 
Mathematics
Simplify.
3
A. 
B. 
C. 
D. 
Mathematics