Evaluate the integral.
A. 40?
B. 80?
C. 
?
D. 
?
Answer: A
Mathematics
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Solve for the indicated variable.Solve for a.A = 5?a2
A. a = 
B. a = 
C. a = 
D. a = 
Mathematics
Solve the problem.During a laboratory experiment, a student found that the melting point of her unknown substance was 86°C. Find the corresponding Fahrenheit temperature. Round to the nearest tenth, if necessary.
A. 65.6°F B. 186.8°F C. 212.4°F D. 30°F
Mathematics
Given that point P is the midpoint of both 
and 
, it follows that 
.
Answer the following statement true (T) or false (F)
Mathematics
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.2x + 3y = 3y = - 
x + 5
A. (-2, 3) B. (0, 5) C. all points on the line 2x + 3y = 3; dependent system D. empty set; inconsistent system
Mathematics