1.

7√6-√252-√294+6√7pls answer me. tutor​

Answer»

76 - √252 - √294 + 6√7

==>. 7√6 - √( 6 × 6× 7) - √( 7 ×7 ×6) + 6√7

==>. 7√6 - 6√7 - 7√6 + 6 √7

==> 7√6 - 7√6 - 6√7 + 6√7

==> 0



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