A passenger train takes 1 hour less for the journey of 150km if it's speed is increased by 5 kph from its usual speed.find the usual speed of train.
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the quadratic equation when formed according to the question will be ,
x^2 + 5x - 750 = 0
so , the usual speed of train is 25 km /hr
hope it helps !!☺☺☺
x^2 + 5x - 750 = 0
so , the usual speed of train is 25 km /hr
hope it helps !!☺☺☺
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