Given a = 12, b = 10 and c = 7. use the Law of Cosines to solve the triangle for the value of A. Round answer to two decimal places.
A) 87.95°
B) 80.44°
C) 35.66°
D) 56.39°
E) 60.33°
A) 87.95°
Mathematics
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What will be an ideal response?
Mathematics
Find the surface area or volume.Use substitution and a table of integrals to find, to two decimal places, the area of the surface generated by revolving the curve 
about the x-axis.
A. 90,329.45 B. 74,906.59 C. 69,213.13 D. 83,719.65
Mathematics
Find the average rate of change for the function over the given interval.y = 5x + 7 between x = -1 and x = 0
A. 
B. 5
C. - 
D. -28
Mathematics
Use division to express the fraction in the form quotient + 
.
A. x + 2
B. x + 4 + 
C. x + 4
D. x + 
Mathematics