Determine whether the function is one-to-one by graphing and using the horizontal line test.f(x) = 2x2 + 1
A. Yes
B. No
Answer: B
Mathematics
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Find the Cartesian coordinates of the given point.
A. 
B. 
C. 
D. 
Mathematics
Determine independence. Answer Yes or No.The table shows the political affiliation of voters in one city and their positions on stronger gun control laws. ?Stronger Gun Control 
Are party affiliation and position on gun control laws independent?
A. Yes B. No
Mathematics
Simplify. Assume that no denominator is zero.t9 ? t3
A. 
B. t12
C. 
D. t6
Mathematics
Use a coterminal angle to find the exact value of the expression. Do not use a calculator.tan (30?)
A. 1 B. 0 C. -1 D. undefined
Mathematics