8/13/10

Test 6 Section 4- #4 (page 713)

Do some plug-in to figure out what they want:  


2^2 +1 = 5
3^2 + 1 = 10
4^2 +1 = 17
5^2 + 1 = 26
...and so on.

We're looking for a number that's 1 more than a perfect square.  The one that works for us is 7^2 + 1 = 49+1 = 50.  Choice E.

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