Solve the problem.It took 1930 J of work to stretch a spring from its natural length of 5 m to a length of 
. Find the spring's force constant.
A. 1447.5 N/m
B. 482.5 N/m
C. 965 N/m
D. 3860 N/m
Answer: C
Mathematics
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Find the unit tangent vector of the given curve.r(t) = (4 sin3 5t)i + (4 cos3 5t)j
A. T(t) = (4 sin 5t)i - (4 cos 5t)j B. T(t) = (sin 5t)i - (cos 5t)j C. T(t) = (4 cos 5t)i - (4 sin 5t)j D. T(t) = (60 sin 5t)i -(60 cos 5t)j
Mathematics
Find the compound amount for the deposit. Round to the nearest cent.$700 at 8% compounded semiannually for 48 months.
A. $818.90 B. $952.34 C. $958.00 D. $1295.65
Mathematics
Provide an appropriate response.Solve the following quadratic equation: 9x2 - 25 = 0
Fill in the blank(s) with the appropriate word(s).
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics