prove by mathematical induction nEN ,72n+22n-33n-1 is divisible by 25 Share with your friends Share 1 Priyanka Kedia answered this Refer the following link: https://www.meritnation.com/ask-answer/question/11-prove-using-mathematical-induction-that-7-2n-2-3n-3/principle-of-mathematical-induction/9832149 1 View Full Answer