Use polar coordinates to find the limit of the function as (x, y) approaches (0, 0).f(x, y) = 
A. 0
B. -1
C. 1
D. ?
Answer: A
Mathematics
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Solve the inequality and graph the solution set.-1 ? 2x + 3 < 9
A. 
B. 
C. 
D. 
Mathematics
Evaluate by using scientific notation and the laws of exponents. Leave you answer in scientific notation.
A. 1.0 × 10-1 B. 1.0 C. 1.0 × 2 D. 1.0 × 101
Mathematics
Fill in the blank with one of the words listed below.
An ordered pair is a(n) 
of an equation in two variables if replacing the variables by the coordinates of the ordered pair results in a true statement.
A. solution B. relation C. function D. domain
Mathematics
Classify the angle as acute, right, straight or obtuse.
A. right B. obtuse C. acute D. straight
Mathematics