Decide whether the relation is a function.{(1, -1), (2, 1), (6, -8), (9, -8), (12, 5)}
A. Function
B. Not a function
Answer: A
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Solve the problem.Which statement(s), if any, are true about right triangles? a: Right triangles can be acute. b: Right triangles can be equilateral. c: Right triangles cannot be obtuse.
A. a B. a, b, and c C. c D. b and c
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 
A. Yes; degree -2 B. No; it is a ratio of polynomials C. Yes; degree 3 D. Yes; degree 2
Solve the problem.An 8-cylinder Crown Victoria gives 18 miles per gallon in city driving and 21 miles per gallon in highway driving. A 300-mile trip required 15.5 gallons of gasoline. How many whole miles were driven in the city?
A. 132 miles B. 147 miles C. 168 miles D. 153 miles
Simplify.(3 + 8)2
A. 67 B. 17 C. 73 D. 121