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Is 6 squared plus 9 sqaured rational?
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4 votes
Is 6 squared plus 9 sqaured
rational?

User Vivek Tankaria
by
6.3k points

1 Answer

2 votes
Simplify the expression

6² + 9²

6² = 6 x 6 = 36
9² = 9 x 9 = 81

36 + 81 = 117

117 is a rational number ∴ 6² plus 9² is rational


hope this helps
User Jamie Mason
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6.0k points
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