Answer:
Ben drove faster
Step-by-step explanation:
350 miles / 6.5 hours = 53.84 miles per hour
520 miles / 12.25 hours = 42.44 miles per hour
53.84 is faster than 42.44 therefore Ben is faster.
A)
since -1≤sin2x≤1 no x values would satisfy the equation
b=135
c=45