A force of 30 N is required to maintain a spring stretched from its natural length of 12 cm to a length of 15 cm. How much work is done in stretching the spring from 12 cm to 26 cm?
a. 10.80J
b. 14.00J
c. 12.00J
d. 9.80J
e. 13.00J
d. 9.80J
Mathematics
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Match the equation with the appropriate graph.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Graph the system of inequalities.y > -3y ? -x2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The cost of manufacturing clocks is given by C(x) = 70 + 48x - x2. Also, it is known that in t hours the number of clocks that can be produced is given by x = 7t, where 
Express C as a function of t.
A. C(t) = 70 + 48t - 7 B. C(t) = 70 + 336t - 49t C. C(t) = 70 + 48t + t2 D. C(t) = 70 + 336t - 49t2
Mathematics
Sketch the graph of the given function based on the graph of the function f given below.Sketch the graph of y = 1 + 2f(x - 1).
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What will be an ideal response?
Mathematics