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Suppose n is an integer such that 2 < n2 < 100. If the units digit of n2 is 6 and the units digit of (n–1)2 is 5, what is the units digit of (n+1)2?

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Suppose <em>n</em> is an integer such that 2 < <em>n</em><sup>2</sup> < 100. If the units digit of <em>n</em><sup>2</sup> is 6 and the units digit of (<em>n</em>–1)<sup>2</sup> is 5, what is the units digit of (<em>n</em>+1)<sup>2</sup>?






 
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