Answer:
75 % passed
25 % did NOT pass
Step-by-step explanation:
Answer:
(5x-1)^2=16
Step-by-step explanation:
It's the graphs that don't touch the x-axis have complex roots. Roots are the points where the parabola touches the x-axis. A,C and E all cross/touch the x-axis so they have real roots.
non-real or complex root parabolas are: B, D, F
1mile=5.280
6miles=6*5.280
= 31.680
So option B is the answer...
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