Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = 3x2 + 3x - 9
A. minimum at 
B. minimum at 
C. maximum at 
D. maximum at 
Answer: A
Mathematics
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Write the expression in standard form.
A. -2i
B. -2
C. 2i
D. 2
Mathematics
Solve the problem.The index of refraction for air, Ia, is 1.0003. The index of refraction for water, Iw, is 1.3. If 
and 
find W to the nearest tenth.
A. 23.7° B. 21.7° C. 22.7° D. 20.7°
Mathematics
Multiply and simplify.
? 
A. 1
B. 0
C. 
D. 
Mathematics
Rewrite using the power rule. Assume all variables represent positive real numbers.log5 y7
A. log5 7y B. 7 log 5y C. 35 log y D. 7 log5 y
Mathematics