Answer:
6/11
Step-by-step explanation:
2/11 x 3/11
Determine the number of solutions using the discriminant D=b^2-4ac
D=m^2-4•3•(-3)
Calculate the product D=m^2+36
Since D > 0 for any value of m
The quadratic equation has 2 real roots.
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Below is the solution:
<span>distance = 475
</span>time = 9.5 hrs
<span>since distance and time varies directly
</span>
therefore in 9.5 hrs train travels 475 miles
=> In 1 hr train travels 475 / 9.5 miles = 50 miles
<span>and in 4 hrs train travells 50*4 i.e 200 miles </span>
Answer:
no solution ever
Step-by-step explanation:
https://simplisico.com/share/q/B8ZG0KyiS5OVu7vDDhWMr37x
Not too sure but try 18 sorry if it does not help
