Question

the value of (9- root7) (9-root7)​

Answer 1

Answer:

1

Step-by-step explanation:

$\frac{9-\sqrt{7} }{9-\sqrt{7} } = 1$

Answer 2

567

Step-by-step explanation:

(9-√7 ) (9-√7)

=. (9×9) (-√7×-√7)

=. 81 × 7

=. 567