Solve.
+ 
= 
A. -6
B. 0
C. 4
D. No solution
Answer: D
Mathematics
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 5
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Solve the problem.Jim has gotten scores of 60 and 97 on his first two tests. What score must he get on his third test to keep an average of 85 or better?
A. at least 80 B. at least 96 C. at least 98 D. at least 78.5
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Graph the function.Use the graph of f(x) = ex to obtain the graph of g(x) = -ex.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation for ? if 
.
?
?
A. 60°, 300° B. 210° C. 0°, 240° D. 330° E. 120°
Mathematics