Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 0
B. -12
C. 1
D. -4
Answer: C
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = (5x - 3)3
A. Domain: [3, ?); range: [0, ?) B. Domain: [5, ?); range: [0, ?) C. Domain and range: all real numbers D. Domain: [0, ?); range: all real numbers
Mathematics
Use a graphing utility to graph the polar equation.r cos ? = 2
A. 
B. 
C. 
D. 
Mathematics
Evaluate without using a calculator by using ratios in a reference triangle.tan 30°
A. 
B. 
C. 1
D. 
Mathematics
Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find sin ?.
A. 
B. 
C. 
D. 
Mathematics