Graph the quadratic function.f(x) = 2x2 - 8x
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.Given that the polar equation r = 
models the orbits of the planets about the sun, estimate the closest possible approach of a planet for which 
and 
to a planet for which 
and 
A. 64 astronomical units B. 0 astronomical units C. 26 astronomical units D. 10 astronomical units
Find the indicated roots. Write the answer in trigonometric form.Cube roots of 125(cos 288° + i sin 288°)
A. 5(cos 96° + i sin 96°), 5(cos 216° + i sin 216°), 5(cos 336° + i sin 336°) B. 5(cos 186° + i sin 186°), 5(cos 246° + i sin 246°), 5(cos 126° + i sin 126°) C. 5(cos 96° + i sin 96°), 5(cos 216° + i sin 216°), 5(cos 216° + i sin 216°) D. 5(cos 96° + i sin 96°), 5(cos 156° + i sin 156°), 5(cos 36° + i sin 36°)
Identify the pair of lines as parallel, perpendicular, or intersecting.
A. Perpendicular B. Parallel C. Intersecting
Graph the numbers on a number line.- 4
, -2, 0, 2
A. 
B. 
C. 
D. 