Difference between revisions of "2012 AMC 10B Problems/Problem 8"
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Revision as of 16:50, 24 February 2012
Problem 8
What is the sum of all integer solutions to ?
$\textbf{(A)}\ 10\qquad\textbf{(B)}\ 12\qquad\textbf{(C)}\ 15\qquad\textbf{(D)}\ 19\qquad\textbf{(E)}\25$ (Error compiling LaTeX. Unknown error_msg)
Solutions
= perfect square.
1< perfect square< 25
Perfect square can equal: 4, 9, or 16
Solve for x:
and
and
What is the sum of all integer solutions
OR