Which equation uses the Pythagorean Theorem to determine whether the side lengths 12, 24, and 26 form a right triangle?

12^2 + 26^2 ≠ 24^2
12^2 – 24^2 ≠ 26^2
12^2 + 24^2 ≠ 26^2
24^2 – 12^2 ≠ 26^2
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